Home / 29,150,856.20-43,726,284.30-9,979,905.80

Finding the Fourth Proportional to 29,150,856.20, 43,726,284.30 and 9,979,905.80

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Solution

The fourth proportional to 29,150,856.20, 43,726,284.30 and 9,979,905.80 is: 14,969,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150,856.20 : 43,726,284.30 = 9,979,905.80 : x
  2. Step 2: Convert to fraction form
    29,150,856.20/43,726,284.30 = 9,979,905.80/x
  3. Step 3: Cross multiply
    29,150,856.20x = 43,726,284.30 × 9,979,905.80
  4. Step 4: Simplify right side
    29,150,856.20x = 436,384,198,298,018.94
  5. Step 5: Solve for x
    x = 436,384,198,298,018.94/29,150,856.20
  6. Step 6: Final answer
    x = 14,969,858.70

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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.