Home / 38,266,589.43-52,807,856.24-20,862,930.04

Finding the Fourth Proportional to 38,266,589.43, 52,807,856.24 and 20,862,930.04

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Solution

The fourth proportional to 38,266,589.43, 52,807,856.24 and 20,862,930.04 is: 28,790,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266,589.43 : 52,807,856.24 = 20,862,930.04 : x
  2. Step 2: Convert to fraction form
    38,266,589.43/52,807,856.24 = 20,862,930.04/x
  3. Step 3: Cross multiply
    38,266,589.43x = 52,807,856.24 × 20,862,930.04
  4. Step 4: Simplify right side
    38,266,589.43x = 1,101,726,610,217,635.25
  5. Step 5: Solve for x
    x = 1,101,726,610,217,635.25/38,266,589.43
  6. Step 6: Final answer
    x = 28,790,823.19

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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.