Home / 11,873,697.21-16,385,733.72-6,441,189.21

Finding the Fourth Proportional to 11,873,697.21, 16,385,733.72 and 6,441,189.21

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Solution

The fourth proportional to 11,873,697.21, 16,385,733.72 and 6,441,189.21 is: 8,888,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873,697.21 : 16,385,733.72 = 6,441,189.21 : x
  2. Step 2: Convert to fraction form
    11,873,697.21/16,385,733.72 = 6,441,189.21/x
  3. Step 3: Cross multiply
    11,873,697.21x = 16,385,733.72 × 6,441,189.21
  4. Step 4: Simplify right side
    11,873,697.21x = 105,543,611,235,197.17
  5. Step 5: Solve for x
    x = 105,543,611,235,197.17/11,873,697.21
  6. Step 6: Final answer
    x = 8,888,858.24

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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.