Home / 28,456,977.24-42,659,310.15-10,256,718.15

Finding the Fourth Proportional to 28,456,977.24, 42,659,310.15 and 10,256,718.15

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Solution

The fourth proportional to 28,456,977.24, 42,659,310.15 and 10,256,718.15 is: 15,375,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,456,977.24 : 42,659,310.15 = 10,256,718.15 : x
  2. Step 2: Convert to fraction form
    28,456,977.24/42,659,310.15 = 10,256,718.15/x
  3. Step 3: Cross multiply
    28,456,977.24x = 42,659,310.15 × 10,256,718.15
  4. Step 4: Simplify right side
    28,456,977.24x = 437,544,520,681,984.25
  5. Step 5: Solve for x
    x = 437,544,520,681,984.25/28,456,977.24
  6. Step 6: Final answer
    x = 15,375,649.95

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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.