Home / 39,423,778.20-59,053,180.55-31,705,703.73

Finding the Fourth Proportional to 39,423,778.20, 59,053,180.55 and 31,705,703.73

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Solution

The fourth proportional to 39,423,778.20, 59,053,180.55 and 31,705,703.73 is: 47,492,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423,778.20 : 59,053,180.55 = 31,705,703.73 : x
  2. Step 2: Convert to fraction form
    39,423,778.20/59,053,180.55 = 31,705,703.73/x
  3. Step 3: Cross multiply
    39,423,778.20x = 59,053,180.55 × 31,705,703.73
  4. Step 4: Simplify right side
    39,423,778.20x = 1,872,322,646,673,970
  5. Step 5: Solve for x
    x = 1,872,322,646,673,970/39,423,778.20
  6. Step 6: Final answer
    x = 47,492,217.44

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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.