Home / 14,040,601.70-21,060,902.55-7,993,984.10

Finding the Fourth Proportional to 14,040,601.70, 21,060,902.55 and 7,993,984.10

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Solution

The fourth proportional to 14,040,601.70, 21,060,902.55 and 7,993,984.10 is: 11,990,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,601.70 : 21,060,902.55 = 7,993,984.10 : x
  2. Step 2: Convert to fraction form
    14,040,601.70/21,060,902.55 = 7,993,984.10/x
  3. Step 3: Cross multiply
    14,040,601.70x = 21,060,902.55 × 7,993,984.10
  4. Step 4: Simplify right side
    14,040,601.70x = 168,360,520,116,349.44
  5. Step 5: Solve for x
    x = 168,360,520,116,349.44/14,040,601.70
  6. Step 6: Final answer
    x = 11,990,976.15

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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.