Home / 9,777,768.36-13,494,990.25-5,647,057.08

Finding the Fourth Proportional to 9,777,768.36, 13,494,990.25 and 5,647,057.08

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Solution

The fourth proportional to 9,777,768.36, 13,494,990.25 and 5,647,057.08 is: 7,793,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,768.36 : 13,494,990.25 = 5,647,057.08 : x
  2. Step 2: Convert to fraction form
    9,777,768.36/13,494,990.25 = 5,647,057.08/x
  3. Step 3: Cross multiply
    9,777,768.36x = 13,494,990.25 × 5,647,057.08
  4. Step 4: Simplify right side
    9,777,768.36x = 76,206,980,168,318.52
  5. Step 5: Solve for x
    x = 76,206,980,168,318.52/9,777,768.36
  6. Step 6: Final answer
    x = 7,793,903.21

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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.