Home / 22,914,766.74-31,613,428.15-13,119,976.20

Finding the Fourth Proportional to 22,914,766.74, 31,613,428.15 and 13,119,976.20

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Solution

The fourth proportional to 22,914,766.74, 31,613,428.15 and 13,119,976.20 is: 18,100,442.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914,766.74 : 31,613,428.15 = 13,119,976.20 : x
  2. Step 2: Convert to fraction form
    22,914,766.74/31,613,428.15 = 13,119,976.20/x
  3. Step 3: Cross multiply
    22,914,766.74x = 31,613,428.15 × 13,119,976.20
  4. Step 4: Simplify right side
    22,914,766.74x = 414,767,424,928,410
  5. Step 5: Solve for x
    x = 414,767,424,928,410/22,914,766.74
  6. Step 6: Final answer
    x = 18,100,442.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.