Home / 22,472,277.16-31,011,521.70-12,158,773.96

Finding the Fourth Proportional to 22,472,277.16, 31,011,521.70 and 12,158,773.96

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Solution

The fourth proportional to 22,472,277.16, 31,011,521.70 and 12,158,773.96 is: 16,778,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472,277.16 : 31,011,521.70 = 12,158,773.96 : x
  2. Step 2: Convert to fraction form
    22,472,277.16/31,011,521.70 = 12,158,773.96/x
  3. Step 3: Cross multiply
    22,472,277.16x = 31,011,521.70 × 12,158,773.96
  4. Step 4: Simplify right side
    22,472,277.16x = 377,062,082,505,934.94
  5. Step 5: Solve for x
    x = 377,062,082,505,934.94/22,472,277.16
  6. Step 6: Final answer
    x = 16,778,988.61

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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.