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Finding the Third Proportional to 17,703,639 and 38,097,702

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Solution

The third proportional to 17,703,639 and 38,097,702 is: 81,985,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703,639 : 38,097,702 = 38,097,702 : x
  2. Step 2: Convert to fraction form
    17,703,639/38,097,702 = 38,097,702/x
  3. Step 3: Cross multiply
    17,703,639x = 38,097,702 × 38,097,702
  4. Step 4: Simplify right side
    17,703,639x = 1,451,434,897,680,804
  5. Step 5: Solve for x
    x = 1,451,434,897,680,804/17,703,639
  6. Step 6: Final answer
    x = 81,985,116.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.