Home / 6,491,228.58-8,910,987.35-5,571,861.66

Finding the Fourth Proportional to 6,491,228.58, 8,910,987.35 and 5,571,861.66

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Solution

The fourth proportional to 6,491,228.58, 8,910,987.35 and 5,571,861.66 is: 7,648,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,228.58 : 8,910,987.35 = 5,571,861.66 : x
  2. Step 2: Convert to fraction form
    6,491,228.58/8,910,987.35 = 5,571,861.66/x
  3. Step 3: Cross multiply
    6,491,228.58x = 8,910,987.35 × 5,571,861.66
  4. Step 4: Simplify right side
    6,491,228.58x = 49,650,788,740,350.70
  5. Step 5: Solve for x
    x = 49,650,788,740,350.70/6,491,228.58
  6. Step 6: Final answer
    x = 7,648,904.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.