Home / 77,331,787.22-115,981,343.34-22,729,521.38

Finding the Fourth Proportional to 77,331,787.22, 115,981,343.34 and 22,729,521.38

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Solution

The fourth proportional to 77,331,787.22, 115,981,343.34 and 22,729,521.38 is: 34,089,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,331,787.22 : 115,981,343.34 = 22,729,521.38 : x
  2. Step 2: Convert to fraction form
    77,331,787.22/115,981,343.34 = 22,729,521.38/x
  3. Step 3: Cross multiply
    77,331,787.22x = 115,981,343.34 × 22,729,521.38
  4. Step 4: Simplify right side
    77,331,787.22x = 2,636,200,422,462,508.50
  5. Step 5: Solve for x
    x = 2,636,200,422,462,508.50/77,331,787.22
  6. Step 6: Final answer
    x = 34,089,480.11

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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.