Home / 20,980,170.22-31,475,294.66-8,026,109.04

Finding the Fourth Proportional to 20,980,170.22, 31,475,294.66 and 8,026,109.04

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Solution

The fourth proportional to 20,980,170.22, 31,475,294.66 and 8,026,109.04 is: 12,041,091.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,980,170.22 : 31,475,294.66 = 8,026,109.04 : x
  2. Step 2: Convert to fraction form
    20,980,170.22/31,475,294.66 = 8,026,109.04/x
  3. Step 3: Cross multiply
    20,980,170.22x = 31,475,294.66 × 8,026,109.04
  4. Step 4: Simplify right side
    20,980,170.22x = 252,624,147,034,293.66
  5. Step 5: Solve for x
    x = 252,624,147,034,293.66/20,980,170.22
  6. Step 6: Final answer
    x = 12,041,091.39

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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.