Home / 7,894,942.92-11,832,871.78-3,845,362.52

Finding the Fourth Proportional to 7,894,942.92, 11,832,871.78 and 3,845,362.52

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Solution

The fourth proportional to 7,894,942.92, 11,832,871.78 and 3,845,362.52 is: 5,763,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894,942.92 : 11,832,871.78 = 3,845,362.52 : x
  2. Step 2: Convert to fraction form
    7,894,942.92/11,832,871.78 = 3,845,362.52/x
  3. Step 3: Cross multiply
    7,894,942.92x = 11,832,871.78 × 3,845,362.52
  4. Step 4: Simplify right side
    7,894,942.92x = 45,501,681,646,777.68
  5. Step 5: Solve for x
    x = 45,501,681,646,777.68/7,894,942.92
  6. Step 6: Final answer
    x = 5,763,395.90

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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.