Home / 22,680,939.40-31,285,781.22-14,518,005.64

Finding the Fourth Proportional to 22,680,939.40, 31,285,781.22 and 14,518,005.64

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Solution

The fourth proportional to 22,680,939.40, 31,285,781.22 and 14,518,005.64 is: 20,025,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680,939.40 : 31,285,781.22 = 14,518,005.64 : x
  2. Step 2: Convert to fraction form
    22,680,939.40/31,285,781.22 = 14,518,005.64/x
  3. Step 3: Cross multiply
    22,680,939.40x = 31,285,781.22 × 14,518,005.64
  4. Step 4: Simplify right side
    22,680,939.40x = 454,207,148,203,766.06
  5. Step 5: Solve for x
    x = 454,207,148,203,766.06/22,680,939.40
  6. Step 6: Final answer
    x = 20,025,940.73

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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.