Home / 6,659,655.20-9,190,323.83-3,603,869.45

Finding the Fourth Proportional to 6,659,655.20, 9,190,323.83 and 3,603,869.45

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Solution

The fourth proportional to 6,659,655.20, 9,190,323.83 and 3,603,869.45 is: 4,973,339.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,655.20 : 9,190,323.83 = 3,603,869.45 : x
  2. Step 2: Convert to fraction form
    6,659,655.20/9,190,323.83 = 3,603,869.45/x
  3. Step 3: Cross multiply
    6,659,655.20x = 9,190,323.83 × 3,603,869.45
  4. Step 4: Simplify right side
    6,659,655.20x = 33,120,727,268,524.64
  5. Step 5: Solve for x
    x = 33,120,727,268,524.64/6,659,655.20
  6. Step 6: Final answer
    x = 4,973,339.65

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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.