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Finding the Fourth Proportional to 22,996,947.80, 34,495,421.70 and 16,950,330.20

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Solution

The fourth proportional to 22,996,947.80, 34,495,421.70 and 16,950,330.20 is: 25,425,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,996,947.80 : 34,495,421.70 = 16,950,330.20 : x
  2. Step 2: Convert to fraction form
    22,996,947.80/34,495,421.70 = 16,950,330.20/x
  3. Step 3: Cross multiply
    22,996,947.80x = 34,495,421.70 × 16,950,330.20
  4. Step 4: Simplify right side
    22,996,947.80x = 584,708,788,203,245.38
  5. Step 5: Solve for x
    x = 584,708,788,203,245.38/22,996,947.80
  6. Step 6: Final answer
    x = 25,425,495.30

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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.