Home / 8,125,960.56-12,191,515.56-4,891,040.88

Finding the Fourth Proportional to 8,125,960.56, 12,191,515.56 and 4,891,040.88

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Solution

The fourth proportional to 8,125,960.56, 12,191,515.56 and 4,891,040.88 is: 7,338,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,960.56 : 12,191,515.56 = 4,891,040.88 : x
  2. Step 2: Convert to fraction form
    8,125,960.56/12,191,515.56 = 4,891,040.88/x
  3. Step 3: Cross multiply
    8,125,960.56x = 12,191,515.56 × 4,891,040.88
  4. Step 4: Simplify right side
    8,125,960.56x = 59,629,200,993,116.09
  5. Step 5: Solve for x
    x = 59,629,200,993,116.09/8,125,960.56
  6. Step 6: Final answer
    x = 7,338,111.05

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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.