Home / 7,889,863.20-11,834,794.80-6,295,540.20

Finding the Fourth Proportional to 7,889,863.20, 11,834,794.80 and 6,295,540.20

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Solution

The fourth proportional to 7,889,863.20, 11,834,794.80 and 6,295,540.20 is: 9,443,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,863.20 : 11,834,794.80 = 6,295,540.20 : x
  2. Step 2: Convert to fraction form
    7,889,863.20/11,834,794.80 = 6,295,540.20/x
  3. Step 3: Cross multiply
    7,889,863.20x = 11,834,794.80 × 6,295,540.20
  4. Step 4: Simplify right side
    7,889,863.20x = 74,506,426,422,150.97
  5. Step 5: Solve for x
    x = 74,506,426,422,150.97/7,889,863.20
  6. Step 6: Final answer
    x = 9,443,310.30

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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.