Home / 11,381,621.80-17,084,874.30-7,126,594.60

Finding the Fourth Proportional to 11,381,621.80, 17,084,874.30 and 7,126,594.60

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Solution

The fourth proportional to 11,381,621.80, 17,084,874.30 and 7,126,594.60 is: 10,697,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381,621.80 : 17,084,874.30 = 7,126,594.60 : x
  2. Step 2: Convert to fraction form
    11,381,621.80/17,084,874.30 = 7,126,594.60/x
  3. Step 3: Cross multiply
    11,381,621.80x = 17,084,874.30 × 7,126,594.60
  4. Step 4: Simplify right side
    11,381,621.80x = 121,756,972,928,058.78
  5. Step 5: Solve for x
    x = 121,756,972,928,058.78/11,381,621.80
  6. Step 6: Final answer
    x = 10,697,682.20

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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.