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Finding the Third Proportional to 17,117,319 and 36,931,074

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Solution

The third proportional to 17,117,319 and 36,931,074 is: 79,679,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117,319 : 36,931,074 = 36,931,074 : x
  2. Step 2: Convert to fraction form
    17,117,319/36,931,074 = 36,931,074/x
  3. Step 3: Cross multiply
    17,117,319x = 36,931,074 × 36,931,074
  4. Step 4: Simplify right side
    17,117,319x = 1,363,904,226,793,476
  5. Step 5: Solve for x
    x = 1,363,904,226,793,476/17,117,319
  6. Step 6: Final answer
    x = 79,679,780.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.