Home / 14,606,974.75-20,158,218.69-8,080,491.69

Finding the Fourth Proportional to 14,606,974.75, 20,158,218.69 and 8,080,491.69

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Solution

The fourth proportional to 14,606,974.75, 20,158,218.69 and 8,080,491.69 is: 11,151,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606,974.75 : 20,158,218.69 = 8,080,491.69 : x
  2. Step 2: Convert to fraction form
    14,606,974.75/20,158,218.69 = 8,080,491.69/x
  3. Step 3: Cross multiply
    14,606,974.75x = 20,158,218.69 × 8,080,491.69
  4. Step 4: Simplify right side
    14,606,974.75x = 162,888,318,468,554.12
  5. Step 5: Solve for x
    x = 162,888,318,468,554.12/14,606,974.75
  6. Step 6: Final answer
    x = 11,151,406.86

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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.