Home / 6,809,303.06-9,397,689.57-3,909,602.90

Finding the Fourth Proportional to 6,809,303.06, 9,397,689.57 and 3,909,602.90

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Solution

The fourth proportional to 6,809,303.06, 9,397,689.57 and 3,909,602.90 is: 5,395,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809,303.06 : 9,397,689.57 = 3,909,602.90 : x
  2. Step 2: Convert to fraction form
    6,809,303.06/9,397,689.57 = 3,909,602.90/x
  3. Step 3: Cross multiply
    6,809,303.06x = 9,397,689.57 × 3,909,602.90
  4. Step 4: Simplify right side
    6,809,303.06x = 36,741,234,396,171.75
  5. Step 5: Solve for x
    x = 36,741,234,396,171.75/6,809,303.06
  6. Step 6: Final answer
    x = 5,395,740.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.