Home / 23,134,393.71-31,925,463.66-12,821,781.11

Finding the Fourth Proportional to 23,134,393.71, 31,925,463.66 and 12,821,781.11

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Solution

The fourth proportional to 23,134,393.71, 31,925,463.66 and 12,821,781.11 is: 17,694,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134,393.71 : 31,925,463.66 = 12,821,781.11 : x
  2. Step 2: Convert to fraction form
    23,134,393.71/31,925,463.66 = 12,821,781.11/x
  3. Step 3: Cross multiply
    23,134,393.71x = 31,925,463.66 × 12,821,781.11
  4. Step 4: Simplify right side
    23,134,393.71x = 409,341,306,823,121.62
  5. Step 5: Solve for x
    x = 409,341,306,823,121.62/23,134,393.71
  6. Step 6: Final answer
    x = 17,694,058.12

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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.