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Finding the Third Proportional to 5,670,258 and 8,715,387

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Solution

The third proportional to 5,670,258 and 8,715,387 is: 13,395,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670,258 : 8,715,387 = 8,715,387 : x
  2. Step 2: Convert to fraction form
    5,670,258/8,715,387 = 8,715,387/x
  3. Step 3: Cross multiply
    5,670,258x = 8,715,387 × 8,715,387
  4. Step 4: Simplify right side
    5,670,258x = 75,957,970,559,769
  5. Step 5: Solve for x
    x = 75,957,970,559,769/5,670,258
  6. Step 6: Final answer
    x = 13,395,857.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.