Home / 11,989,603.24-17,990,309.88-5,598,926.80

Finding the Fourth Proportional to 11,989,603.24, 17,990,309.88 and 5,598,926.80

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Solution

The fourth proportional to 11,989,603.24, 17,990,309.88 and 5,598,926.80 is: 8,401,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,603.24 : 17,990,309.88 = 5,598,926.80 : x
  2. Step 2: Convert to fraction form
    11,989,603.24/17,990,309.88 = 5,598,926.80/x
  3. Step 3: Cross multiply
    11,989,603.24x = 17,990,309.88 × 5,598,926.80
  4. Step 4: Simplify right side
    11,989,603.24x = 100,726,428,127,436.78
  5. Step 5: Solve for x
    x = 100,726,428,127,436.78/11,989,603.24
  6. Step 6: Final answer
    x = 8,401,147.74

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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.