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Finding the Third Proportional to 8,771,984 and 13,157,976

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Solution

The third proportional to 8,771,984 and 13,157,976 is: 19,736,964

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,984 : 13,157,976 = 13,157,976 : x
  2. Step 2: Convert to fraction form
    8,771,984/13,157,976 = 13,157,976/x
  3. Step 3: Cross multiply
    8,771,984x = 13,157,976 × 13,157,976
  4. Step 4: Simplify right side
    8,771,984x = 173,132,332,416,576
  5. Step 5: Solve for x
    x = 173,132,332,416,576/8,771,984
  6. Step 6: Final answer
    x = 19,736,964

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.