Home / 8,761,505.60-13,134,385.20-5,564,986.40

Finding the Fourth Proportional to 8,761,505.60, 13,134,385.20 and 5,564,986.40

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Solution

The fourth proportional to 8,761,505.60, 13,134,385.20 and 5,564,986.40 is: 8,342,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,505.60 : 13,134,385.20 = 5,564,986.40 : x
  2. Step 2: Convert to fraction form
    8,761,505.60/13,134,385.20 = 5,564,986.40/x
  3. Step 3: Cross multiply
    8,761,505.60x = 13,134,385.20 × 5,564,986.40
  4. Step 4: Simplify right side
    8,761,505.60x = 73,092,675,010,361.28
  5. Step 5: Solve for x
    x = 73,092,675,010,361.28/8,761,505.60
  6. Step 6: Final answer
    x = 8,342,478.83

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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.