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Finding the Third Proportional to 8,289,360 and 17,838,432

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Solution

The third proportional to 8,289,360 and 17,838,432 is: 38,387,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,360 : 17,838,432 = 17,838,432 : x
  2. Step 2: Convert to fraction form
    8,289,360/17,838,432 = 17,838,432/x
  3. Step 3: Cross multiply
    8,289,360x = 17,838,432 × 17,838,432
  4. Step 4: Simplify right side
    8,289,360x = 318,209,656,218,624
  5. Step 5: Solve for x
    x = 318,209,656,218,624/8,289,360
  6. Step 6: Final answer
    x = 38,387,723.08

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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.