Home / 28,452,945.68-42,679,530.60-6,887,512.76

Finding the Fourth Proportional to 28,452,945.68, 42,679,530.60 and 6,887,512.76

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Solution

The fourth proportional to 28,452,945.68, 42,679,530.60 and 6,887,512.76 is: 10,331,296.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,452,945.68 : 42,679,530.60 = 6,887,512.76 : x
  2. Step 2: Convert to fraction form
    28,452,945.68/42,679,530.60 = 6,887,512.76/x
  3. Step 3: Cross multiply
    28,452,945.68x = 42,679,530.60 × 6,887,512.76
  4. Step 4: Simplify right side
    28,452,945.68x = 293,955,811,598,310.44
  5. Step 5: Solve for x
    x = 293,955,811,598,310.44/28,452,945.68
  6. Step 6: Final answer
    x = 10,331,296.27

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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.