Home / 25,578,065.70-38,367,098.55-19,867,371.30

Finding the Fourth Proportional to 25,578,065.70, 38,367,098.55 and 19,867,371.30

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Solution

The fourth proportional to 25,578,065.70, 38,367,098.55 and 19,867,371.30 is: 29,801,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578,065.70 : 38,367,098.55 = 19,867,371.30 : x
  2. Step 2: Convert to fraction form
    25,578,065.70/38,367,098.55 = 19,867,371.30/x
  3. Step 3: Cross multiply
    25,578,065.70x = 38,367,098.55 × 19,867,371.30
  4. Step 4: Simplify right side
    25,578,065.70x = 762,253,392,596,541.62
  5. Step 5: Solve for x
    x = 762,253,392,596,541.62/25,578,065.70
  6. Step 6: Final answer
    x = 29,801,056.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.