Home / 6,422,072.76-9,626,365.84-2,160,761.56

Finding the Fourth Proportional to 6,422,072.76, 9,626,365.84 and 2,160,761.56

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Solution

The fourth proportional to 6,422,072.76, 9,626,365.84 and 2,160,761.56 is: 3,238,873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,072.76 : 9,626,365.84 = 2,160,761.56 : x
  2. Step 2: Convert to fraction form
    6,422,072.76/9,626,365.84 = 2,160,761.56/x
  3. Step 3: Cross multiply
    6,422,072.76x = 9,626,365.84 × 2,160,761.56
  4. Step 4: Simplify right side
    6,422,072.76x = 20,800,281,269,569.11
  5. Step 5: Solve for x
    x = 20,800,281,269,569.11/6,422,072.76
  6. Step 6: Final answer
    x = 3,238,873.50

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1.5x scale

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.