Home / 22,712,776.85-31,342,446.48-12,397,507.04

Finding the Fourth Proportional to 22,712,776.85, 31,342,446.48 and 12,397,507.04

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Solution

The fourth proportional to 22,712,776.85, 31,342,446.48 and 12,397,507.04 is: 17,107,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712,776.85 : 31,342,446.48 = 12,397,507.04 : x
  2. Step 2: Convert to fraction form
    22,712,776.85/31,342,446.48 = 12,397,507.04/x
  3. Step 3: Cross multiply
    22,712,776.85x = 31,342,446.48 × 12,397,507.04
  4. Step 4: Simplify right side
    22,712,776.85x = 388,568,201,011,470
  5. Step 5: Solve for x
    x = 388,568,201,011,470/22,712,776.85
  6. Step 6: Final answer
    x = 17,107,912.59

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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.