Home / 18,206,917.56-27,314,312.94-9,686,015.64

Finding the Fourth Proportional to 18,206,917.56, 27,314,312.94 and 9,686,015.64

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Solution

The fourth proportional to 18,206,917.56, 27,314,312.94 and 9,686,015.64 is: 14,531,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206,917.56 : 27,314,312.94 = 9,686,015.64 : x
  2. Step 2: Convert to fraction form
    18,206,917.56/27,314,312.94 = 9,686,015.64/x
  3. Step 3: Cross multiply
    18,206,917.56x = 27,314,312.94 × 9,686,015.64
  4. Step 4: Simplify right side
    18,206,917.56x = 264,566,862,332,694.41
  5. Step 5: Solve for x
    x = 264,566,862,332,694.41/18,206,917.56
  6. Step 6: Final answer
    x = 14,531,117.72

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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.