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Finding the Third Proportional to 3,666,681 and 7,895,043

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Solution

The third proportional to 3,666,681 and 7,895,043 is: 16,999,489.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666,681 : 7,895,043 = 7,895,043 : x
  2. Step 2: Convert to fraction form
    3,666,681/7,895,043 = 7,895,043/x
  3. Step 3: Cross multiply
    3,666,681x = 7,895,043 × 7,895,043
  4. Step 4: Simplify right side
    3,666,681x = 62,331,703,971,849
  5. Step 5: Solve for x
    x = 62,331,703,971,849/3,666,681
  6. Step 6: Final answer
    x = 16,999,489.18

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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.