Home / 11,219,617.80-16,787,436.30-7,440,481.80

Finding the Fourth Proportional to 11,219,617.80, 16,787,436.30 and 7,440,481.80

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Solution

The fourth proportional to 11,219,617.80, 16,787,436.30 and 7,440,481.80 is: 11,132,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219,617.80 : 16,787,436.30 = 7,440,481.80 : x
  2. Step 2: Convert to fraction form
    11,219,617.80/16,787,436.30 = 7,440,481.80/x
  3. Step 3: Cross multiply
    11,219,617.80x = 16,787,436.30 × 7,440,481.80
  4. Step 4: Simplify right side
    11,219,617.80x = 124,906,614,258,809.34
  5. Step 5: Solve for x
    x = 124,906,614,258,809.34/11,219,617.80
  6. Step 6: Final answer
    x = 11,132,876.05

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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.