Home / 13,067,917.07-18,052,166.57-10,471,667.84

Finding the Fourth Proportional to 13,067,917.07, 18,052,166.57 and 10,471,667.84

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Solution

The fourth proportional to 13,067,917.07, 18,052,166.57 and 10,471,667.84 is: 14,465,678.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,917.07 : 18,052,166.57 = 10,471,667.84 : x
  2. Step 2: Convert to fraction form
    13,067,917.07/18,052,166.57 = 10,471,667.84/x
  3. Step 3: Cross multiply
    13,067,917.07x = 18,052,166.57 × 10,471,667.84
  4. Step 4: Simplify right side
    13,067,917.07x = 189,036,291,970,772.97
  5. Step 5: Solve for x
    x = 189,036,291,970,772.97/13,067,917.07
  6. Step 6: Final answer
    x = 14,465,678.89

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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.