Home / 12,242,743.80-18,364,806.90-3,723,358.20

Finding the Fourth Proportional to 12,242,743.80, 18,364,806.90 and 3,723,358.20

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Solution

The fourth proportional to 12,242,743.80, 18,364,806.90 and 3,723,358.20 is: 5,585,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,743.80 : 18,364,806.90 = 3,723,358.20 : x
  2. Step 2: Convert to fraction form
    12,242,743.80/18,364,806.90 = 3,723,358.20/x
  3. Step 3: Cross multiply
    12,242,743.80x = 18,364,806.90 × 3,723,358.20
  4. Step 4: Simplify right side
    12,242,743.80x = 68,378,754,362,531.58
  5. Step 5: Solve for x
    x = 68,378,754,362,531.58/12,242,743.80
  6. Step 6: Final answer
    x = 5,585,247.51

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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.