Home / 5,590,354.80-8,385,532.20-5,432,890.80

Finding the Fourth Proportional to 5,590,354.80, 8,385,532.20 and 5,432,890.80

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Solution

The fourth proportional to 5,590,354.80, 8,385,532.20 and 5,432,890.80 is: 8,149,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590,354.80 : 8,385,532.20 = 5,432,890.80 : x
  2. Step 2: Convert to fraction form
    5,590,354.80/8,385,532.20 = 5,432,890.80/x
  3. Step 3: Cross multiply
    5,590,354.80x = 8,385,532.20 × 5,432,890.80
  4. Step 4: Simplify right side
    5,590,354.80x = 45,557,680,742,483.76
  5. Step 5: Solve for x
    x = 45,557,680,742,483.76/5,590,354.80
  6. Step 6: Final answer
    x = 8,149,336.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.