Home / 51,065,358.60-76,654,025.10-31,917,736.20

Finding the Fourth Proportional to 51,065,358.60, 76,654,025.10 and 31,917,736.20

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Solution

The fourth proportional to 51,065,358.60, 76,654,025.10 and 31,917,736.20 is: 47,911,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,065,358.60 : 76,654,025.10 = 31,917,736.20 : x
  2. Step 2: Convert to fraction form
    51,065,358.60/76,654,025.10 = 31,917,736.20/x
  3. Step 3: Cross multiply
    51,065,358.60x = 76,654,025.10 × 31,917,736.20
  4. Step 4: Simplify right side
    51,065,358.60x = 2,446,622,951,809,978.50
  5. Step 5: Solve for x
    x = 2,446,622,951,809,978.50/51,065,358.60
  6. Step 6: Final answer
    x = 47,911,598.37

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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.