Home / 49,871,794.45-68,822,424.49-27,845,668.78

Finding the Fourth Proportional to 49,871,794.45, 68,822,424.49 and 27,845,668.78

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Solution

The fourth proportional to 49,871,794.45, 68,822,424.49 and 27,845,668.78 is: 38,426,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871,794.45 : 68,822,424.49 = 27,845,668.78 : x
  2. Step 2: Convert to fraction form
    49,871,794.45/68,822,424.49 = 27,845,668.78/x
  3. Step 3: Cross multiply
    49,871,794.45x = 68,822,424.49 × 27,845,668.78
  4. Step 4: Simplify right side
    49,871,794.45x = 1,916,406,436,985,100.25
  5. Step 5: Solve for x
    x = 1,916,406,436,985,100.25/49,871,794.45
  6. Step 6: Final answer
    x = 38,426,658.96

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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.