Home / 13,745,152.33-18,967,204.03-7,944,309.79

Finding the Fourth Proportional to 13,745,152.33, 18,967,204.03 and 7,944,309.79

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Solution

The fourth proportional to 13,745,152.33, 18,967,204.03 and 7,944,309.79 is: 10,962,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,152.33 : 18,967,204.03 = 7,944,309.79 : x
  2. Step 2: Convert to fraction form
    13,745,152.33/18,967,204.03 = 7,944,309.79/x
  3. Step 3: Cross multiply
    13,745,152.33x = 18,967,204.03 × 7,944,309.79
  4. Step 4: Simplify right side
    13,745,152.33x = 150,681,344,664,456.47
  5. Step 5: Solve for x
    x = 150,681,344,664,456.47/13,745,152.33
  6. Step 6: Final answer
    x = 10,962,508.17

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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.