Home / 79,744,139.92-110,046,957.32-43,074,711.12

Finding the Fourth Proportional to 79,744,139.92, 110,046,957.32 and 43,074,711.12

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Solution

The fourth proportional to 79,744,139.92, 110,046,957.32 and 43,074,711.12 is: 59,443,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744,139.92 : 110,046,957.32 = 43,074,711.12 : x
  2. Step 2: Convert to fraction form
    79,744,139.92/110,046,957.32 = 43,074,711.12/x
  3. Step 3: Cross multiply
    79,744,139.92x = 110,046,957.32 × 43,074,711.12
  4. Step 4: Simplify right side
    79,744,139.92x = 4,740,240,896,193,969
  5. Step 5: Solve for x
    x = 4,740,240,896,193,969/79,744,139.92
  6. Step 6: Final answer
    x = 59,443,125.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.