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Finding the Third Proportional to 5,313,663 and 8,459,217

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Solution

The third proportional to 5,313,663 and 8,459,217 is: 13,466,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,663 : 8,459,217 = 8,459,217 : x
  2. Step 2: Convert to fraction form
    5,313,663/8,459,217 = 8,459,217/x
  3. Step 3: Cross multiply
    5,313,663x = 8,459,217 × 8,459,217
  4. Step 4: Simplify right side
    5,313,663x = 71,558,352,253,089
  5. Step 5: Solve for x
    x = 71,558,352,253,089/5,313,663
  6. Step 6: Final answer
    x = 13,466,859.35

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.