Home / 22,723,397.08-31,359,061.84-13,438,926

Finding the Fourth Proportional to 22,723,397.08, 31,359,061.84 and 13,438,926

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Solution

The fourth proportional to 22,723,397.08, 31,359,061.84 and 13,438,926 is: 18,546,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723,397.08 : 31,359,061.84 = 13,438,926 : x
  2. Step 2: Convert to fraction form
    22,723,397.08/31,359,061.84 = 13,438,926/x
  3. Step 3: Cross multiply
    22,723,397.08x = 31,359,061.84 × 13,438,926
  4. Step 4: Simplify right side
    22,723,397.08x = 421,432,111,497,183.81
  5. Step 5: Solve for x
    x = 421,432,111,497,183.81/22,723,397.08
  6. Step 6: Final answer
    x = 18,546,175.56

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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.