Home / 16,198,495.40-24,325,736.70-8,640,223.40

Finding the Fourth Proportional to 16,198,495.40, 24,325,736.70 and 8,640,223.40

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Solution

The fourth proportional to 16,198,495.40, 24,325,736.70 and 8,640,223.40 is: 12,975,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198,495.40 : 24,325,736.70 = 8,640,223.40 : x
  2. Step 2: Convert to fraction form
    16,198,495.40/24,325,736.70 = 8,640,223.40/x
  3. Step 3: Cross multiply
    16,198,495.40x = 24,325,736.70 × 8,640,223.40
  4. Step 4: Simplify right side
    16,198,495.40x = 210,179,799,457,578.78
  5. Step 5: Solve for x
    x = 210,179,799,457,578.78/16,198,495.40
  6. Step 6: Final answer
    x = 12,975,266.79

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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.