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Finding the Fourth Proportional to 9,690,672.60, 14,536,008.90 and 9,690,672.60

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Solution

The fourth proportional to 9,690,672.60, 14,536,008.90 and 9,690,672.60 is: 14,536,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,672.60 : 14,536,008.90 = 9,690,672.60 : x
  2. Step 2: Convert to fraction form
    9,690,672.60/14,536,008.90 = 9,690,672.60/x
  3. Step 3: Cross multiply
    9,690,672.60x = 14,536,008.90 × 9,690,672.60
  4. Step 4: Simplify right side
    9,690,672.60x = 140,863,703,160,586.12
  5. Step 5: Solve for x
    x = 140,863,703,160,586.12/9,690,672.60
  6. Step 6: Final answer
    x = 14,536,008.90

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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.