Home / 22,941,338.16-31,659,882.10-12,486,849.40

Finding the Fourth Proportional to 22,941,338.16, 31,659,882.10 and 12,486,849.40

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Solution

The fourth proportional to 22,941,338.16, 31,659,882.10 and 12,486,849.40 is: 17,232,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,941,338.16 : 31,659,882.10 = 12,486,849.40 : x
  2. Step 2: Convert to fraction form
    22,941,338.16/31,659,882.10 = 12,486,849.40/x
  3. Step 3: Cross multiply
    22,941,338.16x = 31,659,882.10 × 12,486,849.40
  4. Step 4: Simplify right side
    22,941,338.16x = 395,332,179,804,455.75
  5. Step 5: Solve for x
    x = 395,332,179,804,455.75/22,941,338.16
  6. Step 6: Final answer
    x = 17,232,306.90

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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.