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Finding the Third Proportional to 7,417,988 and 15,633,015

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Solution

The third proportional to 7,417,988 and 15,633,015 is: 32,945,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417,988 : 15,633,015 = 15,633,015 : x
  2. Step 2: Convert to fraction form
    7,417,988/15,633,015 = 15,633,015/x
  3. Step 3: Cross multiply
    7,417,988x = 15,633,015 × 15,633,015
  4. Step 4: Simplify right side
    7,417,988x = 244,391,157,990,225
  5. Step 5: Solve for x
    x = 244,391,157,990,225/7,417,988
  6. Step 6: Final answer
    x = 32,945,747.28

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.