Home / 18,447,168.83-27,687,544.74-9,818,513.42

Finding the Fourth Proportional to 18,447,168.83, 27,687,544.74 and 9,818,513.42

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Solution

The fourth proportional to 18,447,168.83, 27,687,544.74 and 9,818,513.42 is: 14,736,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,168.83 : 27,687,544.74 = 9,818,513.42 : x
  2. Step 2: Convert to fraction form
    18,447,168.83/27,687,544.74 = 9,818,513.42/x
  3. Step 3: Cross multiply
    18,447,168.83x = 27,687,544.74 × 9,818,513.42
  4. Step 4: Simplify right side
    18,447,168.83x = 271,850,529,458,102.66
  5. Step 5: Solve for x
    x = 271,850,529,458,102.66/18,447,168.83
  6. Step 6: Final answer
    x = 14,736,707.41

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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.