Home / 9,039,892.82-13,559,839.22-3,990,197.30

Finding the Fourth Proportional to 9,039,892.82, 13,559,839.22 and 3,990,197.30

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Solution

The fourth proportional to 9,039,892.82, 13,559,839.22 and 3,990,197.30 is: 5,985,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039,892.82 : 13,559,839.22 = 3,990,197.30 : x
  2. Step 2: Convert to fraction form
    9,039,892.82/13,559,839.22 = 3,990,197.30/x
  3. Step 3: Cross multiply
    9,039,892.82x = 13,559,839.22 × 3,990,197.30
  4. Step 4: Simplify right side
    9,039,892.82x = 54,106,433,786,254.41
  5. Step 5: Solve for x
    x = 54,106,433,786,254.41/9,039,892.82
  6. Step 6: Final answer
    x = 5,985,295.94

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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.