Home / 15,434,781.05-23,154,372.02-5,057,780.43

Finding the Fourth Proportional to 15,434,781.05, 23,154,372.02 and 5,057,780.43

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Solution

The fourth proportional to 15,434,781.05, 23,154,372.02 and 5,057,780.43 is: 7,587,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434,781.05 : 23,154,372.02 = 5,057,780.43 : x
  2. Step 2: Convert to fraction form
    15,434,781.05/23,154,372.02 = 5,057,780.43/x
  3. Step 3: Cross multiply
    15,434,781.05x = 23,154,372.02 × 5,057,780.43
  4. Step 4: Simplify right side
    15,434,781.05x = 117,109,729,756,941.38
  5. Step 5: Solve for x
    x = 117,109,729,756,941.38/15,434,781.05
  6. Step 6: Final answer
    x = 7,587,391.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.