Home / 14,981,051.28-20,673,703.80-8,105,382.48

Finding the Fourth Proportional to 14,981,051.28, 20,673,703.80 and 8,105,382.48

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Solution

The fourth proportional to 14,981,051.28, 20,673,703.80 and 8,105,382.48 is: 11,185,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,051.28 : 20,673,703.80 = 8,105,382.48 : x
  2. Step 2: Convert to fraction form
    14,981,051.28/20,673,703.80 = 8,105,382.48/x
  3. Step 3: Cross multiply
    14,981,051.28x = 20,673,703.80 × 8,105,382.48
  4. Step 4: Simplify right side
    14,981,051.28x = 167,568,276,577,229.44
  5. Step 5: Solve for x
    x = 167,568,276,577,229.44/14,981,051.28
  6. Step 6: Final answer
    x = 11,185,348.31

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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.