Home / 7,649,890.40-11,474,835.60-2,601,200.90

Finding the Fourth Proportional to 7,649,890.40, 11,474,835.60 and 2,601,200.90

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Solution

The fourth proportional to 7,649,890.40, 11,474,835.60 and 2,601,200.90 is: 3,901,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649,890.40 : 11,474,835.60 = 2,601,200.90 : x
  2. Step 2: Convert to fraction form
    7,649,890.40/11,474,835.60 = 2,601,200.90/x
  3. Step 3: Cross multiply
    7,649,890.40x = 11,474,835.60 × 2,601,200.90
  4. Step 4: Simplify right side
    7,649,890.40x = 29,848,352,690,072.04
  5. Step 5: Solve for x
    x = 29,848,352,690,072.04/7,649,890.40
  6. Step 6: Final answer
    x = 3,901,801.35

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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.