Home / 8,431,398.38-18,141,574.13

Finding the Third Proportional to 8,431,398.38 and 18,141,574.13

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Solution

The third proportional to 8,431,398.38 and 18,141,574.13 is: 39,034,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,398.38 : 18,141,574.13 = 18,141,574.13 : x
  2. Step 2: Convert to fraction form
    8,431,398.38/18,141,574.13 = 18,141,574.13/x
  3. Step 3: Cross multiply
    8,431,398.38x = 18,141,574.13 × 18,141,574.13
  4. Step 4: Simplify right side
    8,431,398.38x = 329,116,711,732,869.50
  5. Step 5: Solve for x
    x = 329,116,711,732,869.50/8,431,398.38
  6. Step 6: Final answer
    x = 39,034,653.22

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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.