Home / 6,139,138.03-8,469,871.21-3,935,216.17

Finding the Fourth Proportional to 6,139,138.03, 8,469,871.21 and 3,935,216.17

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Solution

The fourth proportional to 6,139,138.03, 8,469,871.21 and 3,935,216.17 is: 5,429,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,138.03 : 8,469,871.21 = 3,935,216.17 : x
  2. Step 2: Convert to fraction form
    6,139,138.03/8,469,871.21 = 3,935,216.17/x
  3. Step 3: Cross multiply
    6,139,138.03x = 8,469,871.21 × 3,935,216.17
  4. Step 4: Simplify right side
    6,139,138.03x = 33,330,774,111,272.80
  5. Step 5: Solve for x
    x = 33,330,774,111,272.80/6,139,138.03
  6. Step 6: Final answer
    x = 5,429,227.03

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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.