Home / 6,790,617.09-10,187,544.02-1,998,462.69

Finding the Fourth Proportional to 6,790,617.09, 10,187,544.02 and 1,998,462.69

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Solution

The fourth proportional to 6,790,617.09, 10,187,544.02 and 1,998,462.69 is: 2,998,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790,617.09 : 10,187,544.02 = 1,998,462.69 : x
  2. Step 2: Convert to fraction form
    6,790,617.09/10,187,544.02 = 1,998,462.69/x
  3. Step 3: Cross multiply
    6,790,617.09x = 10,187,544.02 × 1,998,462.69
  4. Step 4: Simplify right side
    6,790,617.09x = 20,359,426,616,710.30
  5. Step 5: Solve for x
    x = 20,359,426,616,710.30/6,790,617.09
  6. Step 6: Final answer
    x = 2,998,170.32

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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.