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Finding the Third Proportional to 8,827,278 and 18,704,620

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Solution

The third proportional to 8,827,278 and 18,704,620 is: 39,634,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827,278 : 18,704,620 = 18,704,620 : x
  2. Step 2: Convert to fraction form
    8,827,278/18,704,620 = 18,704,620/x
  3. Step 3: Cross multiply
    8,827,278x = 18,704,620 × 18,704,620
  4. Step 4: Simplify right side
    8,827,278x = 349,862,809,344,400
  5. Step 5: Solve for x
    x = 349,862,809,344,400/8,827,278
  6. Step 6: Final answer
    x = 39,634,280.16

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.