Home / 76,873,665.92-115,286,770.80-22,290,274.31

Finding the Fourth Proportional to 76,873,665.92, 115,286,770.80 and 22,290,274.31

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Solution

The fourth proportional to 76,873,665.92, 115,286,770.80 and 22,290,274.31 is: 33,428,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,873,665.92 : 115,286,770.80 = 22,290,274.31 : x
  2. Step 2: Convert to fraction form
    76,873,665.92/115,286,770.80 = 22,290,274.31/x
  3. Step 3: Cross multiply
    76,873,665.92x = 115,286,770.80 × 22,290,274.31
  4. Step 4: Simplify right side
    76,873,665.92x = 2,569,773,744,869,664
  5. Step 5: Solve for x
    x = 2,569,773,744,869,664/76,873,665.92
  6. Step 6: Final answer
    x = 33,428,531.27

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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.