Home / 9,515,561.88-13,121,549.44-5,647,335.70

Finding the Fourth Proportional to 9,515,561.88, 13,121,549.44 and 5,647,335.70

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Solution

The fourth proportional to 9,515,561.88, 13,121,549.44 and 5,647,335.70 is: 7,787,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,561.88 : 13,121,549.44 = 5,647,335.70 : x
  2. Step 2: Convert to fraction form
    9,515,561.88/13,121,549.44 = 5,647,335.70/x
  3. Step 3: Cross multiply
    9,515,561.88x = 13,121,549.44 × 5,647,335.70
  4. Step 4: Simplify right side
    9,515,561.88x = 74,101,794,591,827
  5. Step 5: Solve for x
    x = 74,101,794,591,827/9,515,561.88
  6. Step 6: Final answer
    x = 7,787,432.37

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1.5x scale

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.