Home / 57,695,989.20-86,376,022.20-56,016,373.20

Finding the Fourth Proportional to 57,695,989.20, 86,376,022.20 and 56,016,373.20

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Solution

The fourth proportional to 57,695,989.20, 86,376,022.20 and 56,016,373.20 is: 83,861,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,695,989.20 : 86,376,022.20 = 56,016,373.20 : x
  2. Step 2: Convert to fraction form
    57,695,989.20/86,376,022.20 = 56,016,373.20/x
  3. Step 3: Cross multiply
    57,695,989.20x = 86,376,022.20 × 56,016,373.20
  4. Step 4: Simplify right side
    57,695,989.20x = 4,838,471,495,086,685
  5. Step 5: Solve for x
    x = 4,838,471,495,086,685/57,695,989.20
  6. Step 6: Final answer
    x = 83,861,487.81

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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.