Home / 7,193,130.30-10,780,247.54-3,407,695.74

Finding the Fourth Proportional to 7,193,130.30, 10,780,247.54 and 3,407,695.74

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Solution

The fourth proportional to 7,193,130.30, 10,780,247.54 and 3,407,695.74 is: 5,107,067.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,130.30 : 10,780,247.54 = 3,407,695.74 : x
  2. Step 2: Convert to fraction form
    7,193,130.30/10,780,247.54 = 3,407,695.74/x
  3. Step 3: Cross multiply
    7,193,130.30x = 10,780,247.54 × 3,407,695.74
  4. Step 4: Simplify right side
    7,193,130.30x = 36,735,803,626,722.73
  5. Step 5: Solve for x
    x = 36,735,803,626,722.73/7,193,130.30
  6. Step 6: Final answer
    x = 5,107,067.73

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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.