Home / 8,137,113.68-12,197,181.75-2,743,909.71

Finding the Fourth Proportional to 8,137,113.68, 12,197,181.75 and 2,743,909.71

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Solution

The fourth proportional to 8,137,113.68, 12,197,181.75 and 2,743,909.71 is: 4,113,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137,113.68 : 12,197,181.75 = 2,743,909.71 : x
  2. Step 2: Convert to fraction form
    8,137,113.68/12,197,181.75 = 2,743,909.71/x
  3. Step 3: Cross multiply
    8,137,113.68x = 12,197,181.75 × 2,743,909.71
  4. Step 4: Simplify right side
    8,137,113.68x = 33,467,965,438,459.79
  5. Step 5: Solve for x
    x = 33,467,965,438,459.79/8,137,113.68
  6. Step 6: Final answer
    x = 4,113,002.08

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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.