Home / 10,887,396.62-16,328,659.26-3,209,403.38

Finding the Fourth Proportional to 10,887,396.62, 16,328,659.26 and 3,209,403.38

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Solution

The fourth proportional to 10,887,396.62, 16,328,659.26 and 3,209,403.38 is: 4,813,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,396.62 : 16,328,659.26 = 3,209,403.38 : x
  2. Step 2: Convert to fraction form
    10,887,396.62/16,328,659.26 = 3,209,403.38/x
  3. Step 3: Cross multiply
    10,887,396.62x = 16,328,659.26 × 3,209,403.38
  4. Step 4: Simplify right side
    10,887,396.62x = 52,405,254,219,912.30
  5. Step 5: Solve for x
    x = 52,405,254,219,912.30/10,887,396.62
  6. Step 6: Final answer
    x = 4,813,387.08

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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.