Home / 9,866,179.67-13,615,382.55-5,515,449.35

Finding the Fourth Proportional to 9,866,179.67, 13,615,382.55 and 5,515,449.35

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Solution

The fourth proportional to 9,866,179.67, 13,615,382.55 and 5,515,449.35 is: 7,611,350.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866,179.67 : 13,615,382.55 = 5,515,449.35 : x
  2. Step 2: Convert to fraction form
    9,866,179.67/13,615,382.55 = 5,515,449.35/x
  3. Step 3: Cross multiply
    9,866,179.67x = 13,615,382.55 × 5,515,449.35
  4. Step 4: Simplify right side
    9,866,179.67x = 75,094,952,767,321.94
  5. Step 5: Solve for x
    x = 75,094,952,767,321.94/9,866,179.67
  6. Step 6: Final answer
    x = 7,611,350.63

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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.