Home / 5,168,081.49-7,131,952.47-2,876,783.46

Finding the Fourth Proportional to 5,168,081.49, 7,131,952.47 and 2,876,783.46

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Solution

The fourth proportional to 5,168,081.49, 7,131,952.47 and 2,876,783.46 is: 3,969,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,081.49 : 7,131,952.47 = 2,876,783.46 : x
  2. Step 2: Convert to fraction form
    5,168,081.49/7,131,952.47 = 2,876,783.46/x
  3. Step 3: Cross multiply
    5,168,081.49x = 7,131,952.47 × 2,876,783.46
  4. Step 4: Simplify right side
    5,168,081.49x = 20,517,082,903,202.14
  5. Step 5: Solve for x
    x = 20,517,082,903,202.14/5,168,081.49
  6. Step 6: Final answer
    x = 3,969,961.18

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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.