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Finding the Fourth Proportional to 14,656,592.70, 21,984,889.05 and 7,098,320.70

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Solution

The fourth proportional to 14,656,592.70, 21,984,889.05 and 7,098,320.70 is: 10,647,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,592.70 : 21,984,889.05 = 7,098,320.70 : x
  2. Step 2: Convert to fraction form
    14,656,592.70/21,984,889.05 = 7,098,320.70/x
  3. Step 3: Cross multiply
    14,656,592.70x = 21,984,889.05 × 7,098,320.70
  4. Step 4: Simplify right side
    14,656,592.70x = 156,055,793,030,818.34
  5. Step 5: Solve for x
    x = 156,055,793,030,818.34/14,656,592.70
  6. Step 6: Final answer
    x = 10,647,481.05

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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.