Home / 75,549,758.20-113,324,637.30-20,962,238.20

Finding the Fourth Proportional to 75,549,758.20, 113,324,637.30 and 20,962,238.20

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Solution

The fourth proportional to 75,549,758.20, 113,324,637.30 and 20,962,238.20 is: 31,443,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549,758.20 : 113,324,637.30 = 20,962,238.20 : x
  2. Step 2: Convert to fraction form
    75,549,758.20/113,324,637.30 = 20,962,238.20/x
  3. Step 3: Cross multiply
    75,549,758.20x = 113,324,637.30 × 20,962,238.20
  4. Step 4: Simplify right side
    75,549,758.20x = 2,375,538,041,011,204.50
  5. Step 5: Solve for x
    x = 2,375,538,041,011,204.50/75,549,758.20
  6. Step 6: Final answer
    x = 31,443,357.30

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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.