Home / 8,474,632.20-12,711,948.30-2,794,555.80

Finding the Fourth Proportional to 8,474,632.20, 12,711,948.30 and 2,794,555.80

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Solution

The fourth proportional to 8,474,632.20, 12,711,948.30 and 2,794,555.80 is: 4,191,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,632.20 : 12,711,948.30 = 2,794,555.80 : x
  2. Step 2: Convert to fraction form
    8,474,632.20/12,711,948.30 = 2,794,555.80/x
  3. Step 3: Cross multiply
    8,474,632.20x = 12,711,948.30 × 2,794,555.80
  4. Step 4: Simplify right side
    8,474,632.20x = 35,524,248,851,065.14
  5. Step 5: Solve for x
    x = 35,524,248,851,065.14/8,474,632.20
  6. Step 6: Final answer
    x = 4,191,833.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.