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Finding the Fourth Proportional to 22,471,971.70, 33,707,957.55 and 22,248,022.90

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Solution

The fourth proportional to 22,471,971.70, 33,707,957.55 and 22,248,022.90 is: 33,372,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,971.70 : 33,707,957.55 = 22,248,022.90 : x
  2. Step 2: Convert to fraction form
    22,471,971.70/33,707,957.55 = 22,248,022.90/x
  3. Step 3: Cross multiply
    22,471,971.70x = 33,707,957.55 × 22,248,022.90
  4. Step 4: Simplify right side
    22,471,971.70x = 749,935,411,484,627.75
  5. Step 5: Solve for x
    x = 749,935,411,484,627.75/22,471,971.70
  6. Step 6: Final answer
    x = 33,372,034.35

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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.