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Finding the Fourth Proportional to 7,795,162.84, 11,694,321.06 and 3,246,554.20

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Solution

The fourth proportional to 7,795,162.84, 11,694,321.06 and 3,246,554.20 is: 4,870,488.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795,162.84 : 11,694,321.06 = 3,246,554.20 : x
  2. Step 2: Convert to fraction form
    7,795,162.84/11,694,321.06 = 3,246,554.20/x
  3. Step 3: Cross multiply
    7,795,162.84x = 11,694,321.06 × 3,246,554.20
  4. Step 4: Simplify right side
    7,795,162.84x = 37,966,247,153,491.45
  5. Step 5: Solve for x
    x = 37,966,247,153,491.45/7,795,162.84
  6. Step 6: Final answer
    x = 4,870,488.01

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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.