Home / 6,401,965.70-8,834,588.52-3,501,347.60

Finding the Fourth Proportional to 6,401,965.70, 8,834,588.52 and 3,501,347.60

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Solution

The fourth proportional to 6,401,965.70, 8,834,588.52 and 3,501,347.60 is: 4,831,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,965.70 : 8,834,588.52 = 3,501,347.60 : x
  2. Step 2: Convert to fraction form
    6,401,965.70/8,834,588.52 = 3,501,347.60/x
  3. Step 3: Cross multiply
    6,401,965.70x = 8,834,588.52 × 3,501,347.60
  4. Step 4: Simplify right side
    6,401,965.70x = 30,932,965,311,489.55
  5. Step 5: Solve for x
    x = 30,932,965,311,489.55/6,401,965.70
  6. Step 6: Final answer
    x = 4,831,791.79

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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.