Home / 6,121,382.40-9,171,014.40-5,236,646.40

Finding the Fourth Proportional to 6,121,382.40, 9,171,014.40 and 5,236,646.40

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Solution

The fourth proportional to 6,121,382.40, 9,171,014.40 and 5,236,646.40 is: 7,845,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,382.40 : 9,171,014.40 = 5,236,646.40 : x
  2. Step 2: Convert to fraction form
    6,121,382.40/9,171,014.40 = 5,236,646.40/x
  3. Step 3: Cross multiply
    6,121,382.40x = 9,171,014.40 × 5,236,646.40
  4. Step 4: Simplify right side
    6,121,382.40x = 48,025,359,542,108.16
  5. Step 5: Solve for x
    x = 48,025,359,542,108.16/6,121,382.40
  6. Step 6: Final answer
    x = 7,845,508.81

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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.