Home / 5,101,505.92-7,039,557.21-3,141,072.64

Finding the Fourth Proportional to 5,101,505.92, 7,039,557.21 and 3,141,072.64

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Solution

The fourth proportional to 5,101,505.92, 7,039,557.21 and 3,141,072.64 is: 4,334,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,505.92 : 7,039,557.21 = 3,141,072.64 : x
  2. Step 2: Convert to fraction form
    5,101,505.92/7,039,557.21 = 3,141,072.64/x
  3. Step 3: Cross multiply
    5,101,505.92x = 7,039,557.21 × 3,141,072.64
  4. Step 4: Simplify right side
    5,101,505.92x = 22,111,760,550,045.73
  5. Step 5: Solve for x
    x = 22,111,760,550,045.73/5,101,505.92
  6. Step 6: Final answer
    x = 4,334,359.48

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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.