Home / 7,806,046.24-11,715,795.40-5,411,572.38

Finding the Fourth Proportional to 7,806,046.24, 11,715,795.40 and 5,411,572.38

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Solution

The fourth proportional to 7,806,046.24, 11,715,795.40 and 5,411,572.38 is: 8,122,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806,046.24 : 11,715,795.40 = 5,411,572.38 : x
  2. Step 2: Convert to fraction form
    7,806,046.24/11,715,795.40 = 5,411,572.38/x
  3. Step 3: Cross multiply
    7,806,046.24x = 11,715,795.40 × 5,411,572.38
  4. Step 4: Simplify right side
    7,806,046.24x = 63,400,874,796,371.05
  5. Step 5: Solve for x
    x = 63,400,874,796,371.05/7,806,046.24
  6. Step 6: Final answer
    x = 8,122,021.42

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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.