Home / 12,454,561.90-18,681,178.24-3,356,513.52

Finding the Fourth Proportional to 12,454,561.90, 18,681,178.24 and 3,356,513.52

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Solution

The fourth proportional to 12,454,561.90, 18,681,178.24 and 3,356,513.52 is: 5,034,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,561.90 : 18,681,178.24 = 3,356,513.52 : x
  2. Step 2: Convert to fraction form
    12,454,561.90/18,681,178.24 = 3,356,513.52/x
  3. Step 3: Cross multiply
    12,454,561.90x = 18,681,178.24 × 3,356,513.52
  4. Step 4: Simplify right side
    12,454,561.90x = 62,703,627,332,089.80
  5. Step 5: Solve for x
    x = 62,703,627,332,089.80/12,454,561.90
  6. Step 6: Final answer
    x = 5,034,591.17

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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.