Home / 5,154,121.13-10,178,110.69

Finding the Third Proportional to 5,154,121.13 and 10,178,110.69

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Solution

The third proportional to 5,154,121.13 and 10,178,110.69 is: 20,099,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,121.13 : 10,178,110.69 = 10,178,110.69 : x
  2. Step 2: Convert to fraction form
    5,154,121.13/10,178,110.69 = 10,178,110.69/x
  3. Step 3: Cross multiply
    5,154,121.13x = 10,178,110.69 × 10,178,110.69
  4. Step 4: Simplify right side
    5,154,121.13x = 103,593,937,167,001.72
  5. Step 5: Solve for x
    x = 103,593,937,167,001.72/5,154,121.13
  6. Step 6: Final answer
    x = 20,099,243.82

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.