Home / 8,141,805.50-12,204,111.26-6,218,528.31

Finding the Fourth Proportional to 8,141,805.50, 12,204,111.26 and 6,218,528.31

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Solution

The fourth proportional to 8,141,805.50, 12,204,111.26 and 6,218,528.31 is: 9,321,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141,805.50 : 12,204,111.26 = 6,218,528.31 : x
  2. Step 2: Convert to fraction form
    8,141,805.50/12,204,111.26 = 6,218,528.31/x
  3. Step 3: Cross multiply
    8,141,805.50x = 12,204,111.26 × 6,218,528.31
  4. Step 4: Simplify right side
    8,141,805.50x = 75,891,611,384,246.08
  5. Step 5: Solve for x
    x = 75,891,611,384,246.08/8,141,805.50
  6. Step 6: Final answer
    x = 9,321,226.28

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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.