Home / 22,126,580.17-30,514,388.38-15,167,371.21

Finding the Fourth Proportional to 22,126,580.17, 30,514,388.38 and 15,167,371.21

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Solution

The fourth proportional to 22,126,580.17, 30,514,388.38 and 15,167,371.21 is: 20,917,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126,580.17 : 30,514,388.38 = 15,167,371.21 : x
  2. Step 2: Convert to fraction form
    22,126,580.17/30,514,388.38 = 15,167,371.21/x
  3. Step 3: Cross multiply
    22,126,580.17x = 30,514,388.38 × 15,167,371.21
  4. Step 4: Simplify right side
    22,126,580.17x = 462,823,055,805,570.56
  5. Step 5: Solve for x
    x = 462,823,055,805,570.56/22,126,580.17
  6. Step 6: Final answer
    x = 20,917,062.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.