Home / 18,282,509.39-27,415,791.68-6,914,986.40

Finding the Fourth Proportional to 18,282,509.39, 27,415,791.68 and 6,914,986.40

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Solution

The fourth proportional to 18,282,509.39, 27,415,791.68 and 6,914,986.40 is: 10,369,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,509.39 : 27,415,791.68 = 6,914,986.40 : x
  2. Step 2: Convert to fraction form
    18,282,509.39/27,415,791.68 = 6,914,986.40/x
  3. Step 3: Cross multiply
    18,282,509.39x = 27,415,791.68 × 6,914,986.40
  4. Step 4: Simplify right side
    18,282,509.39x = 189,579,826,612,433.16
  5. Step 5: Solve for x
    x = 189,579,826,612,433.16/18,282,509.39
  6. Step 6: Final answer
    x = 10,369,464.20

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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.