Home / 7,188,817.52-10,779,620.52-2,394,821.36

Finding the Fourth Proportional to 7,188,817.52, 10,779,620.52 and 2,394,821.36

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Solution

The fourth proportional to 7,188,817.52, 10,779,620.52 and 2,394,821.36 is: 3,591,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,817.52 : 10,779,620.52 = 2,394,821.36 : x
  2. Step 2: Convert to fraction form
    7,188,817.52/10,779,620.52 = 2,394,821.36/x
  3. Step 3: Cross multiply
    7,188,817.52x = 10,779,620.52 × 2,394,821.36
  4. Step 4: Simplify right side
    7,188,817.52x = 25,815,265,473,990.30
  5. Step 5: Solve for x
    x = 25,815,265,473,990.30/7,188,817.52
  6. Step 6: Final answer
    x = 3,591,030.85

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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.