Home / 51,068,127.20-76,673,049.60-31,936,251.20

Finding the Fourth Proportional to 51,068,127.20, 76,673,049.60 and 31,936,251.20

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Solution

The fourth proportional to 51,068,127.20, 76,673,049.60 and 31,936,251.20 is: 47,948,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,068,127.20 : 76,673,049.60 = 31,936,251.20 : x
  2. Step 2: Convert to fraction form
    51,068,127.20/76,673,049.60 = 31,936,251.20/x
  3. Step 3: Cross multiply
    51,068,127.20x = 76,673,049.60 × 31,936,251.20
  4. Step 4: Simplify right side
    51,068,127.20x = 2,448,649,772,295,659.50
  5. Step 5: Solve for x
    x = 2,448,649,772,295,659.50/51,068,127.20
  6. Step 6: Final answer
    x = 47,948,689.46

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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.