Home / 20,242,197.60-27,934,300.08-11,074,812

Finding the Fourth Proportional to 20,242,197.60, 27,934,300.08 and 11,074,812

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Solution

The fourth proportional to 20,242,197.60, 27,934,300.08 and 11,074,812 is: 15,283,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242,197.60 : 27,934,300.08 = 11,074,812 : x
  2. Step 2: Convert to fraction form
    20,242,197.60/27,934,300.08 = 11,074,812/x
  3. Step 3: Cross multiply
    20,242,197.60x = 27,934,300.08 × 11,074,812
  4. Step 4: Simplify right side
    20,242,197.60x = 309,367,121,737,584.94
  5. Step 5: Solve for x
    x = 309,367,121,737,584.94/20,242,197.60
  6. Step 6: Final answer
    x = 15,283,277.43

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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.