Home / 20,744,166.60-31,116,249.90-18,224,742.60

Finding the Fourth Proportional to 20,744,166.60, 31,116,249.90 and 18,224,742.60

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Solution

The fourth proportional to 20,744,166.60, 31,116,249.90 and 18,224,742.60 is: 27,337,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,744,166.60 : 31,116,249.90 = 18,224,742.60 : x
  2. Step 2: Convert to fraction form
    20,744,166.60/31,116,249.90 = 18,224,742.60/x
  3. Step 3: Cross multiply
    20,744,166.60x = 31,116,249.90 × 18,224,742.60
  4. Step 4: Simplify right side
    20,744,166.60x = 567,085,645,104,775.75
  5. Step 5: Solve for x
    x = 567,085,645,104,775.75/20,744,166.60
  6. Step 6: Final answer
    x = 27,337,113.90

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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.