Home / 9,523,057.80-13,141,914.62-5,172,229.08

Finding the Fourth Proportional to 9,523,057.80, 13,141,914.62 and 5,172,229.08

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Solution

The fourth proportional to 9,523,057.80, 13,141,914.62 and 5,172,229.08 is: 7,137,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523,057.80 : 13,141,914.62 = 5,172,229.08 : x
  2. Step 2: Convert to fraction form
    9,523,057.80/13,141,914.62 = 5,172,229.08/x
  3. Step 3: Cross multiply
    9,523,057.80x = 13,141,914.62 × 5,172,229.08
  4. Step 4: Simplify right side
    9,523,057.80x = 67,972,992,964,441.15
  5. Step 5: Solve for x
    x = 67,972,992,964,441.15/9,523,057.80
  6. Step 6: Final answer
    x = 7,137,727.65

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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.