Home / 11,352,568.80-15,679,577.52-8,268,830.76

Finding the Fourth Proportional to 11,352,568.80, 15,679,577.52 and 8,268,830.76

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Solution

The fourth proportional to 11,352,568.80, 15,679,577.52 and 8,268,830.76 is: 11,420,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352,568.80 : 15,679,577.52 = 8,268,830.76 : x
  2. Step 2: Convert to fraction form
    11,352,568.80/15,679,577.52 = 8,268,830.76/x
  3. Step 3: Cross multiply
    11,352,568.80x = 15,679,577.52 × 8,268,830.76
  4. Step 4: Simplify right side
    11,352,568.80x = 129,651,772,901,180.52
  5. Step 5: Solve for x
    x = 129,651,772,901,180.52/11,352,568.80
  6. Step 6: Final answer
    x = 11,420,478.94

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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.