Home / 15,287,761.48-22,932,445.74-3,928,286.92

Finding the Fourth Proportional to 15,287,761.48, 22,932,445.74 and 3,928,286.92

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Solution

The fourth proportional to 15,287,761.48, 22,932,445.74 and 3,928,286.92 is: 5,892,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287,761.48 : 22,932,445.74 = 3,928,286.92 : x
  2. Step 2: Convert to fraction form
    15,287,761.48/22,932,445.74 = 3,928,286.92/x
  3. Step 3: Cross multiply
    15,287,761.48x = 22,932,445.74 × 3,928,286.92
  4. Step 4: Simplify right side
    15,287,761.48x = 90,085,226,644,051.72
  5. Step 5: Solve for x
    x = 90,085,226,644,051.72/15,287,761.48
  6. Step 6: Final answer
    x = 5,892,636.85

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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.