Home / 5,506,890.80-8,260,336.20-4,247,178.80

Finding the Fourth Proportional to 5,506,890.80, 8,260,336.20 and 4,247,178.80

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Solution

The fourth proportional to 5,506,890.80, 8,260,336.20 and 4,247,178.80 is: 6,370,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506,890.80 : 8,260,336.20 = 4,247,178.80 : x
  2. Step 2: Convert to fraction form
    5,506,890.80/8,260,336.20 = 4,247,178.80/x
  3. Step 3: Cross multiply
    5,506,890.80x = 8,260,336.20 × 4,247,178.80
  4. Step 4: Simplify right side
    5,506,890.80x = 35,083,124,789,512.56
  5. Step 5: Solve for x
    x = 35,083,124,789,512.56/5,506,890.80
  6. Step 6: Final answer
    x = 6,370,768.20

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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.