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Finding the Third Proportional to 7,098,555 and 15,440,853

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Solution

The third proportional to 7,098,555 and 15,440,853 is: 33,587,109.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,555 : 15,440,853 = 15,440,853 : x
  2. Step 2: Convert to fraction form
    7,098,555/15,440,853 = 15,440,853/x
  3. Step 3: Cross multiply
    7,098,555x = 15,440,853 × 15,440,853
  4. Step 4: Simplify right side
    7,098,555x = 238,419,941,367,609
  5. Step 5: Solve for x
    x = 238,419,941,367,609/7,098,555
  6. Step 6: Final answer
    x = 33,587,109.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.