Home / 50,120,421.92-69,162,701.54-27,794,559.63

Finding the Fourth Proportional to 50,120,421.92, 69,162,701.54 and 27,794,559.63

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Solution

The fourth proportional to 50,120,421.92, 69,162,701.54 and 27,794,559.63 is: 38,354,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120,421.92 : 69,162,701.54 = 27,794,559.63 : x
  2. Step 2: Convert to fraction form
    50,120,421.92/69,162,701.54 = 27,794,559.63/x
  3. Step 3: Cross multiply
    50,120,421.92x = 69,162,701.54 × 27,794,559.63
  4. Step 4: Simplify right side
    50,120,421.92x = 1,922,346,831,986,449.75
  5. Step 5: Solve for x
    x = 1,922,346,831,986,449.75/50,120,421.92
  6. Step 6: Final answer
    x = 38,354,562.04

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1.5x scale

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.