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Finding the Third Proportional to 17,971,310 and 39,363,521

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Solution

The third proportional to 17,971,310 and 39,363,521 is: 86,220,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971,310 : 39,363,521 = 39,363,521 : x
  2. Step 2: Convert to fraction form
    17,971,310/39,363,521 = 39,363,521/x
  3. Step 3: Cross multiply
    17,971,310x = 39,363,521 × 39,363,521
  4. Step 4: Simplify right side
    17,971,310x = 1,549,486,785,517,441
  5. Step 5: Solve for x
    x = 1,549,486,785,517,441/17,971,310
  6. Step 6: Final answer
    x = 86,220,024.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.