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Finding the Third Proportional to 8,496,693 and 12,988,861.88

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Solution

The third proportional to 8,496,693 and 12,988,861.88 is: 19,856,023.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496,693 : 12,988,861.88 = 12,988,861.88 : x
  2. Step 2: Convert to fraction form
    8,496,693/12,988,861.88 = 12,988,861.88/x
  3. Step 3: Cross multiply
    8,496,693x = 12,988,861.88 × 12,988,861.88
  4. Step 4: Simplify right side
    8,496,693x = 168,710,532,807,828.50
  5. Step 5: Solve for x
    x = 168,710,532,807,828.50/8,496,693
  6. Step 6: Final answer
    x = 19,856,023.14

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.