Home / 51,065,346.60-76,654,007.10-31,917,724.20

Finding the Fourth Proportional to 51,065,346.60, 76,654,007.10 and 31,917,724.20

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Solution

The fourth proportional to 51,065,346.60, 76,654,007.10 and 31,917,724.20 is: 47,911,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,065,346.60 : 76,654,007.10 = 31,917,724.20 : x
  2. Step 2: Convert to fraction form
    51,065,346.60/76,654,007.10 = 31,917,724.20/x
  3. Step 3: Cross multiply
    51,065,346.60x = 76,654,007.10 × 31,917,724.20
  4. Step 4: Simplify right side
    51,065,346.60x = 2,446,621,457,442,641.50
  5. Step 5: Solve for x
    x = 2,446,621,457,442,641.50/51,065,346.60
  6. Step 6: Final answer
    x = 47,911,580.36

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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.