Home / 8,741,659.20-13,112,488.80-5,340,436.80

Finding the Fourth Proportional to 8,741,659.20, 13,112,488.80 and 5,340,436.80

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Solution

The fourth proportional to 8,741,659.20, 13,112,488.80 and 5,340,436.80 is: 8,010,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741,659.20 : 13,112,488.80 = 5,340,436.80 : x
  2. Step 2: Convert to fraction form
    8,741,659.20/13,112,488.80 = 5,340,436.80/x
  3. Step 3: Cross multiply
    8,741,659.20x = 13,112,488.80 × 5,340,436.80
  4. Step 4: Simplify right side
    8,741,659.20x = 70,026,417,727,107.84
  5. Step 5: Solve for x
    x = 70,026,417,727,107.84/8,741,659.20
  6. Step 6: Final answer
    x = 8,010,655.20

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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.