Home / 51,068,125.20-76,673,046.60-31,936,249.20

Finding the Fourth Proportional to 51,068,125.20, 76,673,046.60 and 31,936,249.20

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Solution

The fourth proportional to 51,068,125.20, 76,673,046.60 and 31,936,249.20 is: 47,948,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,068,125.20 : 76,673,046.60 = 31,936,249.20 : x
  2. Step 2: Convert to fraction form
    51,068,125.20/76,673,046.60 = 31,936,249.20/x
  3. Step 3: Cross multiply
    51,068,125.20x = 76,673,046.60 × 31,936,249.20
  4. Step 4: Simplify right side
    51,068,125.20x = 2,448,649,523,140,812.50
  5. Step 5: Solve for x
    x = 2,448,649,523,140,812.50/51,068,125.20
  6. Step 6: Final answer
    x = 47,948,686.46

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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.