Home / 22,120,393.44-30,527,805.32-12,827,882.82

Finding the Fourth Proportional to 22,120,393.44, 30,527,805.32 and 12,827,882.82

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Solution

The fourth proportional to 22,120,393.44, 30,527,805.32 and 12,827,882.82 is: 17,703,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120,393.44 : 30,527,805.32 = 12,827,882.82 : x
  2. Step 2: Convert to fraction form
    22,120,393.44/30,527,805.32 = 12,827,882.82/x
  3. Step 3: Cross multiply
    22,120,393.44x = 30,527,805.32 × 12,827,882.82
  4. Step 4: Simplify right side
    22,120,393.44x = 391,607,109,332,593.19
  5. Step 5: Solve for x
    x = 391,607,109,332,593.19/22,120,393.44
  6. Step 6: Final answer
    x = 17,703,442.32

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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.