Home / 8,196,697.55-12,295,636.82-3,148,008.05

Finding the Fourth Proportional to 8,196,697.55, 12,295,636.82 and 3,148,008.05

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Solution

The fourth proportional to 8,196,697.55, 12,295,636.82 and 3,148,008.05 is: 4,722,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,697.55 : 12,295,636.82 = 3,148,008.05 : x
  2. Step 2: Convert to fraction form
    8,196,697.55/12,295,636.82 = 3,148,008.05/x
  3. Step 3: Cross multiply
    8,196,697.55x = 12,295,636.82 × 3,148,008.05
  4. Step 4: Simplify right side
    8,196,697.55x = 38,706,763,689,236.40
  5. Step 5: Solve for x
    x = 38,706,763,689,236.40/8,196,697.55
  6. Step 6: Final answer
    x = 4,722,238.86

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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.