Home / 38,201,067.42-52,715,819.18-20,797,473.63

Finding the Fourth Proportional to 38,201,067.42, 52,715,819.18 and 20,797,473.63

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Solution

The fourth proportional to 38,201,067.42, 52,715,819.18 and 20,797,473.63 is: 28,699,613.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,201,067.42 : 52,715,819.18 = 20,797,473.63 : x
  2. Step 2: Convert to fraction form
    38,201,067.42/52,715,819.18 = 20,797,473.63/x
  3. Step 3: Cross multiply
    38,201,067.42x = 52,715,819.18 × 20,797,473.63
  4. Step 4: Simplify right side
    38,201,067.42x = 1,096,355,859,529,576.12
  5. Step 5: Solve for x
    x = 1,096,355,859,529,576.12/38,201,067.42
  6. Step 6: Final answer
    x = 28,699,613.22

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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.