Home / 7,189,819.42-9,922,195.62-4,252,154.73

Finding the Fourth Proportional to 7,189,819.42, 9,922,195.62 and 4,252,154.73

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Solution

The fourth proportional to 7,189,819.42, 9,922,195.62 and 4,252,154.73 is: 5,868,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,819.42 : 9,922,195.62 = 4,252,154.73 : x
  2. Step 2: Convert to fraction form
    7,189,819.42/9,922,195.62 = 4,252,154.73/x
  3. Step 3: Cross multiply
    7,189,819.42x = 9,922,195.62 × 4,252,154.73
  4. Step 4: Simplify right side
    7,189,819.42x = 42,190,711,016,307.52
  5. Step 5: Solve for x
    x = 42,190,711,016,307.52/7,189,819.42
  6. Step 6: Final answer
    x = 5,868,118.32

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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.