Home / 8,800,534.40-13,200,801.60-5,261,590.40

Finding the Fourth Proportional to 8,800,534.40, 13,200,801.60 and 5,261,590.40

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Solution

The fourth proportional to 8,800,534.40, 13,200,801.60 and 5,261,590.40 is: 7,892,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800,534.40 : 13,200,801.60 = 5,261,590.40 : x
  2. Step 2: Convert to fraction form
    8,800,534.40/13,200,801.60 = 5,261,590.40/x
  3. Step 3: Cross multiply
    8,800,534.40x = 13,200,801.60 × 5,261,590.40
  4. Step 4: Simplify right side
    8,800,534.40x = 69,457,210,970,864.64
  5. Step 5: Solve for x
    x = 69,457,210,970,864.64/8,800,534.40
  6. Step 6: Final answer
    x = 7,892,385.60

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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.