Home / 57,404,578.33-86,147,217.72-51,916,121.40

Finding the Fourth Proportional to 57,404,578.33, 86,147,217.72 and 51,916,121.40

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Solution

The fourth proportional to 57,404,578.33, 86,147,217.72 and 51,916,121.40 is: 77,910,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,404,578.33 : 86,147,217.72 = 51,916,121.40 : x
  2. Step 2: Convert to fraction form
    57,404,578.33/86,147,217.72 = 51,916,121.40/x
  3. Step 3: Cross multiply
    57,404,578.33x = 86,147,217.72 × 51,916,121.40
  4. Step 4: Simplify right side
    57,404,578.33x = 4,472,429,413,423,751
  5. Step 5: Solve for x
    x = 4,472,429,413,423,751/57,404,578.33
  6. Step 6: Final answer
    x = 77,910,674.44

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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.