Home / 14,213,568.28-19,614,725.04-7,687,195.96

Finding the Fourth Proportional to 14,213,568.28, 19,614,725.04 and 7,687,195.96

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Solution

The fourth proportional to 14,213,568.28, 19,614,725.04 and 7,687,195.96 is: 10,608,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,568.28 : 19,614,725.04 = 7,687,195.96 : x
  2. Step 2: Convert to fraction form
    14,213,568.28/19,614,725.04 = 7,687,195.96/x
  3. Step 3: Cross multiply
    14,213,568.28x = 19,614,725.04 × 7,687,195.96
  4. Step 4: Simplify right side
    14,213,568.28x = 150,782,235,083,998.84
  5. Step 5: Solve for x
    x = 150,782,235,083,998.84/14,213,568.28
  6. Step 6: Final answer
    x = 10,608,330.86

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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.