Home / 8,074,731.84-12,107,219.20-3,217,785.56

Finding the Fourth Proportional to 8,074,731.84, 12,107,219.20 and 3,217,785.56

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Solution

The fourth proportional to 8,074,731.84, 12,107,219.20 and 3,217,785.56 is: 4,824,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074,731.84 : 12,107,219.20 = 3,217,785.56 : x
  2. Step 2: Convert to fraction form
    8,074,731.84/12,107,219.20 = 3,217,785.56/x
  3. Step 3: Cross multiply
    8,074,731.84x = 12,107,219.20 × 3,217,785.56
  4. Step 4: Simplify right side
    8,074,731.84x = 38,958,435,113,514.75
  5. Step 5: Solve for x
    x = 38,958,435,113,514.75/8,074,731.84
  6. Step 6: Final answer
    x = 4,824,734.23

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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.