Home / 6,630,221.12-9,945,334.43-2,982,690.54

Finding the Fourth Proportional to 6,630,221.12, 9,945,334.43 and 2,982,690.54

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Solution

The fourth proportional to 6,630,221.12, 9,945,334.43 and 2,982,690.54 is: 4,474,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,221.12 : 9,945,334.43 = 2,982,690.54 : x
  2. Step 2: Convert to fraction form
    6,630,221.12/9,945,334.43 = 2,982,690.54/x
  3. Step 3: Cross multiply
    6,630,221.12x = 9,945,334.43 × 2,982,690.54
  4. Step 4: Simplify right side
    6,630,221.12x = 29,663,854,921,497.29
  5. Step 5: Solve for x
    x = 29,663,854,921,497.29/6,630,221.12
  6. Step 6: Final answer
    x = 4,474,037.05

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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.