Home / 13,362,481.80-18,440,275.47-7,250,910.30

Finding the Fourth Proportional to 13,362,481.80, 18,440,275.47 and 7,250,910.30

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Solution

The fourth proportional to 13,362,481.80, 18,440,275.47 and 7,250,910.30 is: 10,006,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,481.80 : 18,440,275.47 = 7,250,910.30 : x
  2. Step 2: Convert to fraction form
    13,362,481.80/18,440,275.47 = 7,250,910.30/x
  3. Step 3: Cross multiply
    13,362,481.80x = 18,440,275.47 × 7,250,910.30
  4. Step 4: Simplify right side
    13,362,481.80x = 133,708,783,367,451.25
  5. Step 5: Solve for x
    x = 133,708,783,367,451.25/13,362,481.80
  6. Step 6: Final answer
    x = 10,006,283.67

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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.