Home / 6,121,392.90-9,171,030.15-5,236,656.90

Finding the Fourth Proportional to 6,121,392.90, 9,171,030.15 and 5,236,656.90

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Solution

The fourth proportional to 6,121,392.90, 9,171,030.15 and 5,236,656.90 is: 7,845,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,392.90 : 9,171,030.15 = 5,236,656.90 : x
  2. Step 2: Convert to fraction form
    6,121,392.90/9,171,030.15 = 5,236,656.90/x
  3. Step 3: Cross multiply
    6,121,392.90x = 9,171,030.15 × 5,236,656.90
  4. Step 4: Simplify right side
    6,121,392.90x = 48,025,538,315,105.54
  5. Step 5: Solve for x
    x = 48,025,538,315,105.54/6,121,392.90
  6. Step 6: Final answer
    x = 7,845,524.56

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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.