Home / 15,039,698.29-20,754,845.97-8,514,586.96

Finding the Fourth Proportional to 15,039,698.29, 20,754,845.97 and 8,514,586.96

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Solution

The fourth proportional to 15,039,698.29, 20,754,845.97 and 8,514,586.96 is: 11,750,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,698.29 : 20,754,845.97 = 8,514,586.96 : x
  2. Step 2: Convert to fraction form
    15,039,698.29/20,754,845.97 = 8,514,586.96/x
  3. Step 3: Cross multiply
    15,039,698.29x = 20,754,845.97 × 8,514,586.96
  4. Step 4: Simplify right side
    15,039,698.29x = 176,718,940,769,153.72
  5. Step 5: Solve for x
    x = 176,718,940,769,153.72/15,039,698.29
  6. Step 6: Final answer
    x = 11,750,165.29

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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.