Home / 16,161,309.65-22,303,081.31-8,819,616.83

Finding the Fourth Proportional to 16,161,309.65, 22,303,081.31 and 8,819,616.83

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Solution

The fourth proportional to 16,161,309.65, 22,303,081.31 and 8,819,616.83 is: 12,171,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,309.65 : 22,303,081.31 = 8,819,616.83 : x
  2. Step 2: Convert to fraction form
    16,161,309.65/22,303,081.31 = 8,819,616.83/x
  3. Step 3: Cross multiply
    16,161,309.65x = 22,303,081.31 × 8,819,616.83
  4. Step 4: Simplify right side
    16,161,309.65x = 196,704,631,126,920.94
  5. Step 5: Solve for x
    x = 196,704,631,126,920.94/16,161,309.65
  6. Step 6: Final answer
    x = 12,171,329.88

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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.