Home / 7,720,121.26-11,580,280.44-2,040,296.50

Finding the Fourth Proportional to 7,720,121.26, 11,580,280.44 and 2,040,296.50

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Solution

The fourth proportional to 7,720,121.26, 11,580,280.44 and 2,040,296.50 is: 3,060,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,121.26 : 11,580,280.44 = 2,040,296.50 : x
  2. Step 2: Convert to fraction form
    7,720,121.26/11,580,280.44 = 2,040,296.50/x
  3. Step 3: Cross multiply
    7,720,121.26x = 11,580,280.44 × 2,040,296.50
  4. Step 4: Simplify right side
    7,720,121.26x = 23,627,205,650,750.46
  5. Step 5: Solve for x
    x = 23,627,205,650,750.46/7,720,121.26
  6. Step 6: Final answer
    x = 3,060,470.80

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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.