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Finding the Fourth Proportional to 22,658,867.52, 33,988,270.49 and 10,521,694.11

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Solution

The fourth proportional to 22,658,867.52, 33,988,270.49 and 10,521,694.11 is: 15,782,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658,867.52 : 33,988,270.49 = 10,521,694.11 : x
  2. Step 2: Convert to fraction form
    22,658,867.52/33,988,270.49 = 10,521,694.11/x
  3. Step 3: Cross multiply
    22,658,867.52x = 33,988,270.49 × 10,521,694.11
  4. Step 4: Simplify right side
    22,658,867.52x = 357,614,185,201,170
  5. Step 5: Solve for x
    x = 357,614,185,201,170/22,658,867.52
  6. Step 6: Final answer
    x = 15,782,526.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.