Home / 16,389,834.57-22,619,222.87-9,049,081.05

Finding the Fourth Proportional to 16,389,834.57, 22,619,222.87 and 9,049,081.05

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Solution

The fourth proportional to 16,389,834.57, 22,619,222.87 and 9,049,081.05 is: 12,488,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389,834.57 : 22,619,222.87 = 9,049,081.05 : x
  2. Step 2: Convert to fraction form
    16,389,834.57/22,619,222.87 = 9,049,081.05/x
  3. Step 3: Cross multiply
    16,389,834.57x = 22,619,222.87 × 9,049,081.05
  4. Step 4: Simplify right side
    16,389,834.57x = 204,683,180,993,398.22
  5. Step 5: Solve for x
    x = 204,683,180,993,398.22/16,389,834.57
  6. Step 6: Final answer
    x = 12,488,422.63

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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.