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Finding the Third Proportional to 6,666,635 and 9,439,432

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Solution

The third proportional to 6,666,635 and 9,439,432 is: 13,365,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666,635 : 9,439,432 = 9,439,432 : x
  2. Step 2: Convert to fraction form
    6,666,635/9,439,432 = 9,439,432/x
  3. Step 3: Cross multiply
    6,666,635x = 9,439,432 × 9,439,432
  4. Step 4: Simplify right side
    6,666,635x = 89,102,876,482,624
  5. Step 5: Solve for x
    x = 89,102,876,482,624/6,666,635
  6. Step 6: Final answer
    x = 13,365,494.96

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.