Home / 15,787,003.20-23,680,505.70-3,819,739.20

Finding the Fourth Proportional to 15,787,003.20, 23,680,505.70 and 3,819,739.20

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Solution

The fourth proportional to 15,787,003.20, 23,680,505.70 and 3,819,739.20 is: 5,729,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787,003.20 : 23,680,505.70 = 3,819,739.20 : x
  2. Step 2: Convert to fraction form
    15,787,003.20/23,680,505.70 = 3,819,739.20/x
  3. Step 3: Cross multiply
    15,787,003.20x = 23,680,505.70 × 3,819,739.20
  4. Step 4: Simplify right side
    15,787,003.20x = 90,453,355,898,113.44
  5. Step 5: Solve for x
    x = 90,453,355,898,113.44/15,787,003.20
  6. Step 6: Final answer
    x = 5,729,609.02

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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.