Home / 40,398,779.10-60,598,168.65-39,761,049.90

Finding the Fourth Proportional to 40,398,779.10, 60,598,168.65 and 39,761,049.90

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Solution

The fourth proportional to 40,398,779.10, 60,598,168.65 and 39,761,049.90 is: 59,641,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,398,779.10 : 60,598,168.65 = 39,761,049.90 : x
  2. Step 2: Convert to fraction form
    40,398,779.10/60,598,168.65 = 39,761,049.90/x
  3. Step 3: Cross multiply
    40,398,779.10x = 60,598,168.65 × 39,761,049.90
  4. Step 4: Simplify right side
    40,398,779.10x = 2,409,446,807,541,265.50
  5. Step 5: Solve for x
    x = 2,409,446,807,541,265.50/40,398,779.10
  6. Step 6: Final answer
    x = 59,641,574.85

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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.