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Finding the Third Proportional to 16,865,210 and 26,679,189

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Solution

The third proportional to 16,865,210 and 26,679,189 is: 42,203,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865,210 : 26,679,189 = 26,679,189 : x
  2. Step 2: Convert to fraction form
    16,865,210/26,679,189 = 26,679,189/x
  3. Step 3: Cross multiply
    16,865,210x = 26,679,189 × 26,679,189
  4. Step 4: Simplify right side
    16,865,210x = 711,779,125,697,721
  5. Step 5: Solve for x
    x = 711,779,125,697,721/16,865,210
  6. Step 6: Final answer
    x = 42,203,988.31

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.