Home / 65,560,434.32-90,471,028.68-36,191,137.04

Finding the Fourth Proportional to 65,560,434.32, 90,471,028.68 and 36,191,137.04

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Solution

The fourth proportional to 65,560,434.32, 90,471,028.68 and 36,191,137.04 is: 49,942,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,560,434.32 : 90,471,028.68 = 36,191,137.04 : x
  2. Step 2: Convert to fraction form
    65,560,434.32/90,471,028.68 = 36,191,137.04/x
  3. Step 3: Cross multiply
    65,560,434.32x = 90,471,028.68 × 36,191,137.04
  4. Step 4: Simplify right side
    65,560,434.32x = 3,274,249,397,107,650.50
  5. Step 5: Solve for x
    x = 3,274,249,397,107,650.50/65,560,434.32
  6. Step 6: Final answer
    x = 49,942,460.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.