Home / 12,311,276.88-18,466,040.48-3,790,724.88

Finding the Fourth Proportional to 12,311,276.88, 18,466,040.48 and 3,790,724.88

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Solution

The fourth proportional to 12,311,276.88, 18,466,040.48 and 3,790,724.88 is: 5,685,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,276.88 : 18,466,040.48 = 3,790,724.88 : x
  2. Step 2: Convert to fraction form
    12,311,276.88/18,466,040.48 = 3,790,724.88/x
  3. Step 3: Cross multiply
    12,311,276.88x = 18,466,040.48 × 3,790,724.88
  4. Step 4: Simplify right side
    12,311,276.88x = 69,999,679,082,623.14
  5. Step 5: Solve for x
    x = 69,999,679,082,623.14/12,311,276.88
  6. Step 6: Final answer
    x = 5,685,817.95

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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.