Home / 66,797,929.80-100,165,314.42-25,876,535.40

Finding the Fourth Proportional to 66,797,929.80, 100,165,314.42 and 25,876,535.40

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Solution

The fourth proportional to 66,797,929.80, 100,165,314.42 and 25,876,535.40 is: 38,802,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,797,929.80 : 100,165,314.42 = 25,876,535.40 : x
  2. Step 2: Convert to fraction form
    66,797,929.80/100,165,314.42 = 25,876,535.40/x
  3. Step 3: Cross multiply
    66,797,929.80x = 100,165,314.42 × 25,876,535.40
  4. Step 4: Simplify right side
    66,797,929.80x = 2,591,931,304,441,260.50
  5. Step 5: Solve for x
    x = 2,591,931,304,441,260.50/66,797,929.80
  6. Step 6: Final answer
    x = 38,802,569.36

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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.