Home / 87,224,275.60-120,369,671.40-52,417,499.92

Finding the Fourth Proportional to 87,224,275.60, 120,369,671.40 and 52,417,499.92

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Solution

The fourth proportional to 87,224,275.60, 120,369,671.40 and 52,417,499.92 is: 72,336,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224,275.60 : 120,369,671.40 = 52,417,499.92 : x
  2. Step 2: Convert to fraction form
    87,224,275.60/120,369,671.40 = 52,417,499.92/x
  3. Step 3: Cross multiply
    87,224,275.60x = 120,369,671.40 × 52,417,499.92
  4. Step 4: Simplify right side
    87,224,275.60x = 6,309,477,240,979,927
  5. Step 5: Solve for x
    x = 6,309,477,240,979,927/87,224,275.60
  6. Step 6: Final answer
    x = 72,336,252.70

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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.