Home / 25,728,139.62-38,584,015.41-8,452,330.44

Finding the Fourth Proportional to 25,728,139.62, 38,584,015.41 and 8,452,330.44

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Solution

The fourth proportional to 25,728,139.62, 38,584,015.41 and 8,452,330.44 is: 12,675,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,728,139.62 : 38,584,015.41 = 8,452,330.44 : x
  2. Step 2: Convert to fraction form
    25,728,139.62/38,584,015.41 = 8,452,330.44/x
  3. Step 3: Cross multiply
    25,728,139.62x = 38,584,015.41 × 8,452,330.44
  4. Step 4: Simplify right side
    25,728,139.62x = 326,124,847,947,372
  5. Step 5: Solve for x
    x = 326,124,847,947,372/25,728,139.62
  6. Step 6: Final answer
    x = 12,675,803.72

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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.