Home / 6,391,880.51-9,587,856.60-2,132,037.05

Finding the Fourth Proportional to 6,391,880.51, 9,587,856.60 and 2,132,037.05

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Solution

The fourth proportional to 6,391,880.51, 9,587,856.60 and 2,132,037.05 is: 3,198,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,880.51 : 9,587,856.60 = 2,132,037.05 : x
  2. Step 2: Convert to fraction form
    6,391,880.51/9,587,856.60 = 2,132,037.05/x
  3. Step 3: Cross multiply
    6,391,880.51x = 9,587,856.60 × 2,132,037.05
  4. Step 4: Simplify right side
    6,391,880.51x = 20,441,665,453,347.75
  5. Step 5: Solve for x
    x = 20,441,665,453,347.75/6,391,880.51
  6. Step 6: Final answer
    x = 3,198,067.52

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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.