Home / 28,644,167.04-39,529,993.68-15,590,795.04

Finding the Fourth Proportional to 28,644,167.04, 39,529,993.68 and 15,590,795.04

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Solution

The fourth proportional to 28,644,167.04, 39,529,993.68 and 15,590,795.04 is: 21,515,864.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644,167.04 : 39,529,993.68 = 15,590,795.04 : x
  2. Step 2: Convert to fraction form
    28,644,167.04/39,529,993.68 = 15,590,795.04/x
  3. Step 3: Cross multiply
    28,644,167.04x = 39,529,993.68 × 15,590,795.04
  4. Step 4: Simplify right side
    28,644,167.04x = 616,304,029,397,375.25
  5. Step 5: Solve for x
    x = 616,304,029,397,375.25/28,644,167.04
  6. Step 6: Final answer
    x = 21,515,864.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.