Home / 13,652,596.30-20,478,894.45-8,295,321.10

Finding the Fourth Proportional to 13,652,596.30, 20,478,894.45 and 8,295,321.10

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Solution

The fourth proportional to 13,652,596.30, 20,478,894.45 and 8,295,321.10 is: 12,442,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,596.30 : 20,478,894.45 = 8,295,321.10 : x
  2. Step 2: Convert to fraction form
    13,652,596.30/20,478,894.45 = 8,295,321.10/x
  3. Step 3: Cross multiply
    13,652,596.30x = 20,478,894.45 × 8,295,321.10
  4. Step 4: Simplify right side
    13,652,596.30x = 169,879,005,235,757.88
  5. Step 5: Solve for x
    x = 169,879,005,235,757.88/13,652,596.30
  6. Step 6: Final answer
    x = 12,442,981.65

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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.