Home / 20,166,472.35-30,209,850.45-11,052,259.20

Finding the Fourth Proportional to 20,166,472.35, 30,209,850.45 and 11,052,259.20

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Solution

The fourth proportional to 20,166,472.35, 30,209,850.45 and 11,052,259.20 is: 16,556,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,472.35 : 30,209,850.45 = 11,052,259.20 : x
  2. Step 2: Convert to fraction form
    20,166,472.35/30,209,850.45 = 11,052,259.20/x
  3. Step 3: Cross multiply
    20,166,472.35x = 30,209,850.45 × 11,052,259.20
  4. Step 4: Simplify right side
    20,166,472.35x = 333,887,097,566,636.62
  5. Step 5: Solve for x
    x = 333,887,097,566,636.62/20,166,472.35
  6. Step 6: Final answer
    x = 16,556,544.53

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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.