Home / 34,555,654.92-47,686,520.28-18,874,689.42

Finding the Fourth Proportional to 34,555,654.92, 47,686,520.28 and 18,874,689.42

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Solution

The fourth proportional to 34,555,654.92, 47,686,520.28 and 18,874,689.42 is: 26,046,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,555,654.92 : 47,686,520.28 = 18,874,689.42 : x
  2. Step 2: Convert to fraction form
    34,555,654.92/47,686,520.28 = 18,874,689.42/x
  3. Step 3: Cross multiply
    34,555,654.92x = 47,686,520.28 × 18,874,689.42
  4. Step 4: Simplify right side
    34,555,654.92x = 900,068,259,805,531.50
  5. Step 5: Solve for x
    x = 900,068,259,805,531.50/34,555,654.92
  6. Step 6: Final answer
    x = 26,046,916.54

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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.