Home / 65,900,505.29-90,942,695.93-36,531,763.43

Finding the Fourth Proportional to 65,900,505.29, 90,942,695.93 and 36,531,763.43

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Solution

The fourth proportional to 65,900,505.29, 90,942,695.93 and 36,531,763.43 is: 50,413,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,900,505.29 : 90,942,695.93 = 36,531,763.43 : x
  2. Step 2: Convert to fraction form
    65,900,505.29/90,942,695.93 = 36,531,763.43/x
  3. Step 3: Cross multiply
    65,900,505.29x = 90,942,695.93 × 36,531,763.43
  4. Step 4: Simplify right side
    65,900,505.29x = 3,322,297,053,037,799.50
  5. Step 5: Solve for x
    x = 3,322,297,053,037,799.50/65,900,505.29
  6. Step 6: Final answer
    x = 50,413,832.77

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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.