Home / 38,862,675.40-58,294,013.10-18,663,046.60

Finding the Fourth Proportional to 38,862,675.40, 58,294,013.10 and 18,663,046.60

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Solution

The fourth proportional to 38,862,675.40, 58,294,013.10 and 18,663,046.60 is: 27,994,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862,675.40 : 58,294,013.10 = 18,663,046.60 : x
  2. Step 2: Convert to fraction form
    38,862,675.40/58,294,013.10 = 18,663,046.60/x
  3. Step 3: Cross multiply
    38,862,675.40x = 58,294,013.10 × 18,663,046.60
  4. Step 4: Simplify right side
    38,862,675.40x = 1,087,943,882,986,310.62
  5. Step 5: Solve for x
    x = 1,087,943,882,986,310.62/38,862,675.40
  6. Step 6: Final answer
    x = 27,994,569.90

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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.