Home / 6,904,171.28-10,356,672.22-2,111,902.06

Finding the Fourth Proportional to 6,904,171.28, 10,356,672.22 and 2,111,902.06

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Solution

The fourth proportional to 6,904,171.28, 10,356,672.22 and 2,111,902.06 is: 3,167,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,171.28 : 10,356,672.22 = 2,111,902.06 : x
  2. Step 2: Convert to fraction form
    6,904,171.28/10,356,672.22 = 2,111,902.06/x
  3. Step 3: Cross multiply
    6,904,171.28x = 10,356,672.22 × 2,111,902.06
  4. Step 4: Simplify right side
    6,904,171.28x = 21,872,277,396,162.77
  5. Step 5: Solve for x
    x = 21,872,277,396,162.77/6,904,171.28
  6. Step 6: Final answer
    x = 3,167,980.13

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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.