Home / 28,623,049.40-42,826,233-16,957,686.17

Finding the Fourth Proportional to 28,623,049.40, 42,826,233 and 16,957,686.17

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Solution

The fourth proportional to 28,623,049.40, 42,826,233 and 16,957,686.17 is: 25,372,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623,049.40 : 42,826,233 = 16,957,686.17 : x
  2. Step 2: Convert to fraction form
    28,623,049.40/42,826,233 = 16,957,686.17/x
  3. Step 3: Cross multiply
    28,623,049.40x = 42,826,233 × 16,957,686.17
  4. Step 4: Simplify right side
    28,623,049.40x = 726,233,819,057,297.62
  5. Step 5: Solve for x
    x = 726,233,819,057,297.62/28,623,049.40
  6. Step 6: Final answer
    x = 25,372,342.72

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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.