Home / 36,305,041.69-54,473,644.17-19,029,136.89

Finding the Fourth Proportional to 36,305,041.69, 54,473,644.17 and 19,029,136.89

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Solution

The fourth proportional to 36,305,041.69, 54,473,644.17 and 19,029,136.89 is: 28,552,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305,041.69 : 54,473,644.17 = 19,029,136.89 : x
  2. Step 2: Convert to fraction form
    36,305,041.69/54,473,644.17 = 19,029,136.89/x
  3. Step 3: Cross multiply
    36,305,041.69x = 54,473,644.17 × 19,029,136.89
  4. Step 4: Simplify right side
    36,305,041.69x = 1,036,586,431,624,323.38
  5. Step 5: Solve for x
    x = 1,036,586,431,624,323.38/36,305,041.69
  6. Step 6: Final answer
    x = 28,552,134.45

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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.