Home / 8,156,217.80-11,255,639.11-4,435,022.14

Finding the Fourth Proportional to 8,156,217.80, 11,255,639.11 and 4,435,022.14

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Solution

The fourth proportional to 8,156,217.80, 11,255,639.11 and 4,435,022.14 is: 6,120,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,217.80 : 11,255,639.11 = 4,435,022.14 : x
  2. Step 2: Convert to fraction form
    8,156,217.80/11,255,639.11 = 4,435,022.14/x
  3. Step 3: Cross multiply
    8,156,217.80x = 11,255,639.11 × 4,435,022.14
  4. Step 4: Simplify right side
    8,156,217.80x = 49,919,008,596,421.70
  5. Step 5: Solve for x
    x = 49,919,008,596,421.70/8,156,217.80
  6. Step 6: Final answer
    x = 6,120,362.39

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Double scale
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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.