Home / 4,955,441.73-6,841,441.08-3,121,472.13

Finding the Fourth Proportional to 4,955,441.73, 6,841,441.08 and 3,121,472.13

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Solution

The fourth proportional to 4,955,441.73, 6,841,441.08 and 3,121,472.13 is: 4,309,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955,441.73 : 6,841,441.08 = 3,121,472.13 : x
  2. Step 2: Convert to fraction form
    4,955,441.73/6,841,441.08 = 3,121,472.13/x
  3. Step 3: Cross multiply
    4,955,441.73x = 6,841,441.08 × 3,121,472.13
  4. Step 4: Simplify right side
    4,955,441.73x = 21,355,367,660,257.10
  5. Step 5: Solve for x
    x = 21,355,367,660,257.10/4,955,441.73
  6. Step 6: Final answer
    x = 4,309,478.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.