Home / 41,921,542.23-62,889,138.91-12,380,721.74

Finding the Fourth Proportional to 41,921,542.23, 62,889,138.91 and 12,380,721.74

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Solution

The fourth proportional to 41,921,542.23, 62,889,138.91 and 12,380,721.74 is: 18,573,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921,542.23 : 62,889,138.91 = 12,380,721.74 : x
  2. Step 2: Convert to fraction form
    41,921,542.23/62,889,138.91 = 12,380,721.74/x
  3. Step 3: Cross multiply
    41,921,542.23x = 62,889,138.91 × 12,380,721.74
  4. Step 4: Simplify right side
    41,921,542.23x = 778,612,929,439,187.88
  5. Step 5: Solve for x
    x = 778,612,929,439,187.88/41,921,542.23
  6. Step 6: Final answer
    x = 18,573,098.41

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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.