Home / 5,771,949.47-7,961,819.78-3,811,845.56

Finding the Fourth Proportional to 5,771,949.47, 7,961,819.78 and 3,811,845.56

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Solution

The fourth proportional to 5,771,949.47, 7,961,819.78 and 3,811,845.56 is: 5,258,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771,949.47 : 7,961,819.78 = 3,811,845.56 : x
  2. Step 2: Convert to fraction form
    5,771,949.47/7,961,819.78 = 3,811,845.56/x
  3. Step 3: Cross multiply
    5,771,949.47x = 7,961,819.78 × 3,811,845.56
  4. Step 4: Simplify right side
    5,771,949.47x = 30,349,227,358,853.95
  5. Step 5: Solve for x
    x = 30,349,227,358,853.95/5,771,949.47
  6. Step 6: Final answer
    x = 5,258,054.93

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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.