Home / 13,449,175.66-20,171,598-3,862,373.68

Finding the Fourth Proportional to 13,449,175.66, 20,171,598 and 3,862,373.68

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Solution

The fourth proportional to 13,449,175.66, 20,171,598 and 3,862,373.68 is: 5,792,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,175.66 : 20,171,598 = 3,862,373.68 : x
  2. Step 2: Convert to fraction form
    13,449,175.66/20,171,598 = 3,862,373.68/x
  3. Step 3: Cross multiply
    13,449,175.66x = 20,171,598 × 3,862,373.68
  4. Step 4: Simplify right side
    13,449,175.66x = 77,910,249,198,740.64
  5. Step 5: Solve for x
    x = 77,910,249,198,740.64/13,449,175.66
  6. Step 6: Final answer
    x = 5,792,938.63

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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.