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Finding the Third Proportional to 8,637,238 and 18,901,604

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Solution

The third proportional to 8,637,238 and 18,901,604 is: 41,363,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637,238 : 18,901,604 = 18,901,604 : x
  2. Step 2: Convert to fraction form
    8,637,238/18,901,604 = 18,901,604/x
  3. Step 3: Cross multiply
    8,637,238x = 18,901,604 × 18,901,604
  4. Step 4: Simplify right side
    8,637,238x = 357,270,633,772,816
  5. Step 5: Solve for x
    x = 357,270,633,772,816/8,637,238
  6. Step 6: Final answer
    x = 41,363,990.87

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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.