Home / 7,729,466.60-11,584,868.70-3,940,999.40

Finding the Fourth Proportional to 7,729,466.60, 11,584,868.70 and 3,940,999.40

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Solution

The fourth proportional to 7,729,466.60, 11,584,868.70 and 3,940,999.40 is: 5,906,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,466.60 : 11,584,868.70 = 3,940,999.40 : x
  2. Step 2: Convert to fraction form
    7,729,466.60/11,584,868.70 = 3,940,999.40/x
  3. Step 3: Cross multiply
    7,729,466.60x = 11,584,868.70 × 3,940,999.40
  4. Step 4: Simplify right side
    7,729,466.60x = 45,655,960,595,778.77
  5. Step 5: Solve for x
    x = 45,655,960,595,778.77/7,729,466.60
  6. Step 6: Final answer
    x = 5,906,741.43

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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.