Home / 38,304,146.80-57,456,220.20-30,745,874.80

Finding the Fourth Proportional to 38,304,146.80, 57,456,220.20 and 30,745,874.80

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Solution

The fourth proportional to 38,304,146.80, 57,456,220.20 and 30,745,874.80 is: 46,118,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304,146.80 : 57,456,220.20 = 30,745,874.80 : x
  2. Step 2: Convert to fraction form
    38,304,146.80/57,456,220.20 = 30,745,874.80/x
  3. Step 3: Cross multiply
    38,304,146.80x = 57,456,220.20 × 30,745,874.80
  4. Step 4: Simplify right side
    38,304,146.80x = 1,766,541,752,750,431
  5. Step 5: Solve for x
    x = 1,766,541,752,750,431/38,304,146.80
  6. Step 6: Final answer
    x = 46,118,812.20

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Similar ratio
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1.5x scale

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.