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Finding the Third Proportional to 9,829,431 and 15,385,727.25

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Solution

The third proportional to 9,829,431 and 15,385,727.25 is: 24,082,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,431 : 15,385,727.25 = 15,385,727.25 : x
  2. Step 2: Convert to fraction form
    9,829,431/15,385,727.25 = 15,385,727.25/x
  3. Step 3: Cross multiply
    9,829,431x = 15,385,727.25 × 15,385,727.25
  4. Step 4: Simplify right side
    9,829,431x = 236,720,603,011,392.56
  5. Step 5: Solve for x
    x = 236,720,603,011,392.56/9,829,431
  6. Step 6: Final answer
    x = 24,082,838.88

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.