Home / 9,219,425.25-12,722,473.38-5,089,367.71

Finding the Fourth Proportional to 9,219,425.25, 12,722,473.38 and 5,089,367.71

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Solution

The fourth proportional to 9,219,425.25, 12,722,473.38 and 5,089,367.71 is: 7,023,143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219,425.25 : 12,722,473.38 = 5,089,367.71 : x
  2. Step 2: Convert to fraction form
    9,219,425.25/12,722,473.38 = 5,089,367.71/x
  3. Step 3: Cross multiply
    9,219,425.25x = 12,722,473.38 × 5,089,367.71
  4. Step 4: Simplify right side
    9,219,425.25x = 64,749,345,211,506.56
  5. Step 5: Solve for x
    x = 64,749,345,211,506.56/9,219,425.25
  6. Step 6: Final answer
    x = 7,023,143.36

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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.