Home / 87,545,023.20-120,826,828.08-59,274,574.56

Finding the Fourth Proportional to 87,545,023.20, 120,826,828.08 and 59,274,574.56

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Solution

The fourth proportional to 87,545,023.20, 120,826,828.08 and 59,274,574.56 is: 81,808,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,545,023.20 : 120,826,828.08 = 59,274,574.56 : x
  2. Step 2: Convert to fraction form
    87,545,023.20/120,826,828.08 = 59,274,574.56/x
  3. Step 3: Cross multiply
    87,545,023.20x = 120,826,828.08 × 59,274,574.56
  4. Step 4: Simplify right side
    87,545,023.20x = 7,161,958,829,876,262
  5. Step 5: Solve for x
    x = 7,161,958,829,876,262/87,545,023.20
  6. Step 6: Final answer
    x = 81,808,863.24

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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.