Home / 12,183,531.70-16,811,142.15-6,954,152.26

Finding the Fourth Proportional to 12,183,531.70, 16,811,142.15 and 6,954,152.26

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Solution

The fourth proportional to 12,183,531.70, 16,811,142.15 and 6,954,152.26 is: 9,595,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,183,531.70 : 16,811,142.15 = 6,954,152.26 : x
  2. Step 2: Convert to fraction form
    12,183,531.70/16,811,142.15 = 6,954,152.26/x
  3. Step 3: Cross multiply
    12,183,531.70x = 16,811,142.15 × 6,954,152.26
  4. Step 4: Simplify right side
    12,183,531.70x = 116,907,242,175,603.75
  5. Step 5: Solve for x
    x = 116,907,242,175,603.75/12,183,531.70
  6. Step 6: Final answer
    x = 9,595,513.44

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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.