Home / 13,135,827.00-18,127,333.04-7,175,238.73

Finding the Fourth Proportional to 13,135,827.00, 18,127,333.04 and 7,175,238.73

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Solution

The fourth proportional to 13,135,827.00, 18,127,333.04 and 7,175,238.73 is: 9,901,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,135,827.00 : 18,127,333.04 = 7,175,238.73 : x
  2. Step 2: Convert to fraction form
    13,135,827.00/18,127,333.04 = 7,175,238.73/x
  3. Step 3: Cross multiply
    13,135,827.00x = 18,127,333.04 × 7,175,238.73
  4. Step 4: Simplify right side
    13,135,827.00x = 130,067,942,019,022.11
  5. Step 5: Solve for x
    x = 130,067,942,019,022.11/13,135,827.00
  6. Step 6: Final answer
    x = 9,901,770.32

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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.