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Finding the Third Proportional to 7,107,672 and 10,129,860

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Solution

The third proportional to 7,107,672 and 10,129,860 is: 14,437,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,672 : 10,129,860 = 10,129,860 : x
  2. Step 2: Convert to fraction form
    7,107,672/10,129,860 = 10,129,860/x
  3. Step 3: Cross multiply
    7,107,672x = 10,129,860 × 10,129,860
  4. Step 4: Simplify right side
    7,107,672x = 102,614,063,619,600
  5. Step 5: Solve for x
    x = 102,614,063,619,600/7,107,672
  6. Step 6: Final answer
    x = 14,437,084.83

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.