Home / 9,809,693.80-13,538,555.94-5,942,101.48

Finding the Fourth Proportional to 9,809,693.80, 13,538,555.94 and 5,942,101.48

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Solution

The fourth proportional to 9,809,693.80, 13,538,555.94 and 5,942,101.48 is: 8,200,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,693.80 : 13,538,555.94 = 5,942,101.48 : x
  2. Step 2: Convert to fraction form
    9,809,693.80/13,538,555.94 = 5,942,101.48/x
  3. Step 3: Cross multiply
    9,809,693.80x = 13,538,555.94 × 5,942,101.48
  4. Step 4: Simplify right side
    9,809,693.80x = 80,447,473,288,136.80
  5. Step 5: Solve for x
    x = 80,447,473,288,136.80/9,809,693.80
  6. Step 6: Final answer
    x = 8,200,813.90

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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.