Home / 22,472,276.16-31,011,520.32-12,158,772.96

Finding the Fourth Proportional to 22,472,276.16, 31,011,520.32 and 12,158,772.96

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Solution

The fourth proportional to 22,472,276.16, 31,011,520.32 and 12,158,772.96 is: 16,778,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472,276.16 : 31,011,520.32 = 12,158,772.96 : x
  2. Step 2: Convert to fraction form
    22,472,276.16/31,011,520.32 = 12,158,772.96/x
  3. Step 3: Cross multiply
    22,472,276.16x = 31,011,520.32 × 12,158,772.96
  4. Step 4: Simplify right side
    22,472,276.16x = 377,062,034,715,306.56
  5. Step 5: Solve for x
    x = 377,062,034,715,306.56/22,472,276.16
  6. Step 6: Final answer
    x = 16,778,987.23

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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.