Home / 36,002,571.40-49,678,203.69-21,866,401.64

Finding the Fourth Proportional to 36,002,571.40, 49,678,203.69 and 21,866,401.64

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Solution

The fourth proportional to 36,002,571.40, 49,678,203.69 and 21,866,401.64 is: 30,172,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,002,571.40 : 49,678,203.69 = 21,866,401.64 : x
  2. Step 2: Convert to fraction form
    36,002,571.40/49,678,203.69 = 21,866,401.64/x
  3. Step 3: Cross multiply
    36,002,571.40x = 49,678,203.69 × 21,866,401.64
  4. Step 4: Simplify right side
    36,002,571.40x = 1,086,283,554,639,270
  5. Step 5: Solve for x
    x = 1,086,283,554,639,270/36,002,571.40
  6. Step 6: Final answer
    x = 30,172,388.04

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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.