Home / 7,479,021.84-11,208,782.36-3,377,288.72

Finding the Fourth Proportional to 7,479,021.84, 11,208,782.36 and 3,377,288.72

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Solution

The fourth proportional to 7,479,021.84, 11,208,782.36 and 3,377,288.72 is: 5,061,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,021.84 : 11,208,782.36 = 3,377,288.72 : x
  2. Step 2: Convert to fraction form
    7,479,021.84/11,208,782.36 = 3,377,288.72/x
  3. Step 3: Cross multiply
    7,479,021.84x = 11,208,782.36 × 3,377,288.72
  4. Step 4: Simplify right side
    7,479,021.84x = 37,855,294,229,362.98
  5. Step 5: Solve for x
    x = 37,855,294,229,362.98/7,479,021.84
  6. Step 6: Final answer
    x = 5,061,530.11

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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.