Home / 75,873,649.32-113,810,767.20-18,365,826.60

Finding the Fourth Proportional to 75,873,649.32, 113,810,767.20 and 18,365,826.60

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Solution

The fourth proportional to 75,873,649.32, 113,810,767.20 and 18,365,826.60 is: 27,548,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,873,649.32 : 113,810,767.20 = 18,365,826.60 : x
  2. Step 2: Convert to fraction form
    75,873,649.32/113,810,767.20 = 18,365,826.60/x
  3. Step 3: Cross multiply
    75,873,649.32x = 113,810,767.20 × 18,365,826.60
  4. Step 4: Simplify right side
    75,873,649.32x = 2,090,228,815,608,167.75
  5. Step 5: Solve for x
    x = 2,090,228,815,608,167.75/75,873,649.32
  6. Step 6: Final answer
    x = 27,548,810.88

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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.