Home / 22,126,579.17-30,514,387.01-15,167,370.21

Finding the Fourth Proportional to 22,126,579.17, 30,514,387.01 and 15,167,370.21

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Solution

The fourth proportional to 22,126,579.17, 30,514,387.01 and 15,167,370.21 is: 20,917,060.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126,579.17 : 30,514,387.01 = 15,167,370.21 : x
  2. Step 2: Convert to fraction form
    22,126,579.17/30,514,387.01 = 15,167,370.21/x
  3. Step 3: Cross multiply
    22,126,579.17x = 30,514,387.01 × 15,167,370.21
  4. Step 4: Simplify right side
    22,126,579.17x = 462,823,004,436,048.12
  5. Step 5: Solve for x
    x = 462,823,004,436,048.12/22,126,579.17
  6. Step 6: Final answer
    x = 20,917,060.92

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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.