Home / 21,926,324.44-30,251,371.60-12,757,195.72

Finding the Fourth Proportional to 21,926,324.44, 30,251,371.60 and 12,757,195.72

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Solution

The fourth proportional to 21,926,324.44, 30,251,371.60 and 12,757,195.72 is: 17,600,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926,324.44 : 30,251,371.60 = 12,757,195.72 : x
  2. Step 2: Convert to fraction form
    21,926,324.44/30,251,371.60 = 12,757,195.72/x
  3. Step 3: Cross multiply
    21,926,324.44x = 30,251,371.60 × 12,757,195.72
  4. Step 4: Simplify right side
    21,926,324.44x = 385,922,668,299,649.56
  5. Step 5: Solve for x
    x = 385,922,668,299,649.56/21,926,324.44
  6. Step 6: Final answer
    x = 17,600,882.87

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1.5x scale

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.