Home / 13,449,186.68-20,171,614.48-3,862,384.68

Finding the Fourth Proportional to 13,449,186.68, 20,171,614.48 and 3,862,384.68

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Solution

The fourth proportional to 13,449,186.68, 20,171,614.48 and 3,862,384.68 is: 5,792,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,186.68 : 20,171,614.48 = 3,862,384.68 : x
  2. Step 2: Convert to fraction form
    13,449,186.68/20,171,614.48 = 3,862,384.68/x
  3. Step 3: Cross multiply
    13,449,186.68x = 20,171,614.48 × 3,862,384.68
  4. Step 4: Simplify right side
    13,449,186.68x = 77,910,534,738,418.17
  5. Step 5: Solve for x
    x = 77,910,534,738,418.17/13,449,186.68
  6. Step 6: Final answer
    x = 5,792,955.11

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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.