Home / 18,415,992.23-27,616,387.83-6,286,433.69

Finding the Fourth Proportional to 18,415,992.23, 27,616,387.83 and 6,286,433.69

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Solution

The fourth proportional to 18,415,992.23, 27,616,387.83 and 6,286,433.69 is: 9,427,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415,992.23 : 27,616,387.83 = 6,286,433.69 : x
  2. Step 2: Convert to fraction form
    18,415,992.23/27,616,387.83 = 6,286,433.69/x
  3. Step 3: Cross multiply
    18,415,992.23x = 27,616,387.83 × 6,286,433.69
  4. Step 4: Simplify right side
    18,415,992.23x = 173,608,590,896,084.84
  5. Step 5: Solve for x
    x = 173,608,590,896,084.84/18,415,992.23
  6. Step 6: Final answer
    x = 9,427,056.05

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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.