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Finding the Third Proportional to 8,242,404 and 12,125,223

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Solution

The third proportional to 8,242,404 and 12,125,223 is: 17,837,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,404 : 12,125,223 = 12,125,223 : x
  2. Step 2: Convert to fraction form
    8,242,404/12,125,223 = 12,125,223/x
  3. Step 3: Cross multiply
    8,242,404x = 12,125,223 × 12,125,223
  4. Step 4: Simplify right side
    8,242,404x = 147,021,032,799,729
  5. Step 5: Solve for x
    x = 147,021,032,799,729/8,242,404
  6. Step 6: Final answer
    x = 17,837,154.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.