Home / 14,622,713.68-20,172,991.94-8,818,269.88

Finding the Fourth Proportional to 14,622,713.68, 20,172,991.94 and 8,818,269.88

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Solution

The fourth proportional to 14,622,713.68, 20,172,991.94 and 8,818,269.88 is: 12,165,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622,713.68 : 20,172,991.94 = 8,818,269.88 : x
  2. Step 2: Convert to fraction form
    14,622,713.68/20,172,991.94 = 8,818,269.88/x
  3. Step 3: Cross multiply
    14,622,713.68x = 20,172,991.94 × 8,818,269.88
  4. Step 4: Simplify right side
    14,622,713.68x = 177,890,887,213,984.78
  5. Step 5: Solve for x
    x = 177,890,887,213,984.78/14,622,713.68
  6. Step 6: Final answer
    x = 12,165,381.28

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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.