Home / 28,560,759.47-42,842,517.03-9,391,092.11

Finding the Fourth Proportional to 28,560,759.47, 42,842,517.03 and 9,391,092.11

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Solution

The fourth proportional to 28,560,759.47, 42,842,517.03 and 9,391,092.11 is: 14,087,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,759.47 : 42,842,517.03 = 9,391,092.11 : x
  2. Step 2: Convert to fraction form
    28,560,759.47/42,842,517.03 = 9,391,092.11/x
  3. Step 3: Cross multiply
    28,560,759.47x = 42,842,517.03 × 9,391,092.11
  4. Step 4: Simplify right side
    28,560,759.47x = 402,338,023,652,973.62
  5. Step 5: Solve for x
    x = 402,338,023,652,973.62/28,560,759.47
  6. Step 6: Final answer
    x = 14,087,091.21

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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.