Home / 7,814,819.75-11,721,165.44-2,057,071.14

Finding the Fourth Proportional to 7,814,819.75, 11,721,165.44 and 2,057,071.14

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Solution

The fourth proportional to 7,814,819.75, 11,721,165.44 and 2,057,071.14 is: 3,085,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,819.75 : 11,721,165.44 = 2,057,071.14 : x
  2. Step 2: Convert to fraction form
    7,814,819.75/11,721,165.44 = 2,057,071.14/x
  3. Step 3: Cross multiply
    7,814,819.75x = 11,721,165.44 × 2,057,071.14
  4. Step 4: Simplify right side
    7,814,819.75x = 24,111,271,143,504.05
  5. Step 5: Solve for x
    x = 24,111,271,143,504.05/7,814,819.75
  6. Step 6: Final answer
    x = 3,085,326.59

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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.