Home / 3,158,119.13-5,020,628.06

Finding the Third Proportional to 3,158,119.13 and 5,020,628.06

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Solution

The third proportional to 3,158,119.13 and 5,020,628.06 is: 7,981,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,119.13 : 5,020,628.06 = 5,020,628.06 : x
  2. Step 2: Convert to fraction form
    3,158,119.13/5,020,628.06 = 5,020,628.06/x
  3. Step 3: Cross multiply
    3,158,119.13x = 5,020,628.06 × 5,020,628.06
  4. Step 4: Simplify right side
    3,158,119.13x = 25,206,706,141,962.50
  5. Step 5: Solve for x
    x = 25,206,706,141,962.50/3,158,119.13
  6. Step 6: Final answer
    x = 7,981,556.47

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.