Home / 6,120,835.09-9,181,766.61-1,861,040.23

Finding the Fourth Proportional to 6,120,835.09, 9,181,766.61 and 1,861,040.23

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Solution

The fourth proportional to 6,120,835.09, 9,181,766.61 and 1,861,040.23 is: 2,791,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,835.09 : 9,181,766.61 = 1,861,040.23 : x
  2. Step 2: Convert to fraction form
    6,120,835.09/9,181,766.61 = 1,861,040.23/x
  3. Step 3: Cross multiply
    6,120,835.09x = 9,181,766.61 × 1,861,040.23
  4. Step 4: Simplify right side
    6,120,835.09x = 17,087,637,020,726.30
  5. Step 5: Solve for x
    x = 17,087,637,020,726.30/6,120,835.09
  6. Step 6: Final answer
    x = 2,791,716.62

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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.