Home / 20,678,088.38-34,343,681.06

Finding the Third Proportional to 20,678,088.38 and 34,343,681.06

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Solution

The third proportional to 20,678,088.38 and 34,343,681.06 is: 57,040,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,678,088.38 : 34,343,681.06 = 34,343,681.06 : x
  2. Step 2: Convert to fraction form
    20,678,088.38/34,343,681.06 = 34,343,681.06/x
  3. Step 3: Cross multiply
    20,678,088.38x = 34,343,681.06 × 34,343,681.06
  4. Step 4: Simplify right side
    20,678,088.38x = 1,179,488,428,922,721.25
  5. Step 5: Solve for x
    x = 1,179,488,428,922,721.25/20,678,088.38
  6. Step 6: Final answer
    x = 57,040,496.56

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.