Home / 16,206,275.78-22,365,377.03-9,332,972.18

Finding the Fourth Proportional to 16,206,275.78, 22,365,377.03 and 9,332,972.18

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Solution

The fourth proportional to 16,206,275.78, 22,365,377.03 and 9,332,972.18 is: 12,879,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,206,275.78 : 22,365,377.03 = 9,332,972.18 : x
  2. Step 2: Convert to fraction form
    16,206,275.78/22,365,377.03 = 9,332,972.18/x
  3. Step 3: Cross multiply
    16,206,275.78x = 22,365,377.03 × 9,332,972.18
  4. Step 4: Simplify right side
    16,206,275.78x = 208,735,441,527,706.56
  5. Step 5: Solve for x
    x = 208,735,441,527,706.56/16,206,275.78
  6. Step 6: Final answer
    x = 12,879,914.20

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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.