Home / 16,162,711.71-22,305,015.03-8,821,015.74

Finding the Fourth Proportional to 16,162,711.71, 22,305,015.03 and 8,821,015.74

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Solution

The fourth proportional to 16,162,711.71, 22,305,015.03 and 8,821,015.74 is: 12,173,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,711.71 : 22,305,015.03 = 8,821,015.74 : x
  2. Step 2: Convert to fraction form
    16,162,711.71/22,305,015.03 = 8,821,015.74/x
  3. Step 3: Cross multiply
    16,162,711.71x = 22,305,015.03 × 8,821,015.74
  4. Step 4: Simplify right side
    16,162,711.71x = 196,752,888,660,566.59
  5. Step 5: Solve for x
    x = 196,752,888,660,566.59/16,162,711.71
  6. Step 6: Final answer
    x = 12,173,259.80

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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.