Home / 39,665,287.92-54,743,438.70-22,262,585.16

Finding the Fourth Proportional to 39,665,287.92, 54,743,438.70 and 22,262,585.16

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Solution

The fourth proportional to 39,665,287.92, 54,743,438.70 and 22,262,585.16 is: 30,725,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,665,287.92 : 54,743,438.70 = 22,262,585.16 : x
  2. Step 2: Convert to fraction form
    39,665,287.92/54,743,438.70 = 22,262,585.16/x
  3. Step 3: Cross multiply
    39,665,287.92x = 54,743,438.70 × 22,262,585.16
  4. Step 4: Simplify right side
    39,665,287.92x = 1,218,730,466,009,989.75
  5. Step 5: Solve for x
    x = 1,218,730,466,009,989.75/39,665,287.92
  6. Step 6: Final answer
    x = 30,725,365.42

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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.