Home / 12,043,950-18,069,473.88-4,851,782.88

Finding the Fourth Proportional to 12,043,950, 18,069,473.88 and 4,851,782.88

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Solution

The fourth proportional to 12,043,950, 18,069,473.88 and 4,851,782.88 is: 7,279,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,950 : 18,069,473.88 = 4,851,782.88 : x
  2. Step 2: Convert to fraction form
    12,043,950/18,069,473.88 = 4,851,782.88/x
  3. Step 3: Cross multiply
    12,043,950x = 18,069,473.88 × 4,851,782.88
  4. Step 4: Simplify right side
    12,043,950x = 87,669,164,021,591.17
  5. Step 5: Solve for x
    x = 87,669,164,021,591.17/12,043,950
  6. Step 6: Final answer
    x = 7,279,103.95

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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.