Home / 6,885,815.37-9,504,983.12-5,915,049.81

Finding the Fourth Proportional to 6,885,815.37, 9,504,983.12 and 5,915,049.81

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Solution

The fourth proportional to 6,885,815.37, 9,504,983.12 and 5,915,049.81 is: 8,164,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,815.37 : 9,504,983.12 = 5,915,049.81 : x
  2. Step 2: Convert to fraction form
    6,885,815.37/9,504,983.12 = 5,915,049.81/x
  3. Step 3: Cross multiply
    6,885,815.37x = 9,504,983.12 × 5,915,049.81
  4. Step 4: Simplify right side
    6,885,815.37x = 56,222,448,566,062.43
  5. Step 5: Solve for x
    x = 56,222,448,566,062.43/6,885,815.37
  6. Step 6: Final answer
    x = 8,164,966.03

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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.