Home / 38,856,304.17-53,620,630.79-21,452,333.13

Finding the Fourth Proportional to 38,856,304.17, 53,620,630.79 and 21,452,333.13

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Solution

The fourth proportional to 38,856,304.17, 53,620,630.79 and 21,452,333.13 is: 29,603,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856,304.17 : 53,620,630.79 = 21,452,333.13 : x
  2. Step 2: Convert to fraction form
    38,856,304.17/53,620,630.79 = 21,452,333.13/x
  3. Step 3: Cross multiply
    38,856,304.17x = 53,620,630.79 × 21,452,333.13
  4. Step 4: Simplify right side
    38,856,304.17x = 1,150,287,634,240,553.25
  5. Step 5: Solve for x
    x = 1,150,287,634,240,553.25/38,856,304.17
  6. Step 6: Final answer
    x = 29,603,629.55

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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.