Home / 29,180,138.64-40,273,591.80-16,964,081.52

Finding the Fourth Proportional to 29,180,138.64, 40,273,591.80 and 16,964,081.52

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Solution

The fourth proportional to 29,180,138.64, 40,273,591.80 and 16,964,081.52 is: 23,413,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,180,138.64 : 40,273,591.80 = 16,964,081.52 : x
  2. Step 2: Convert to fraction form
    29,180,138.64/40,273,591.80 = 16,964,081.52/x
  3. Step 3: Cross multiply
    29,180,138.64x = 40,273,591.80 × 16,964,081.52
  4. Step 4: Simplify right side
    29,180,138.64x = 683,204,494,398,403.50
  5. Step 5: Solve for x
    x = 683,204,494,398,403.50/29,180,138.64
  6. Step 6: Final answer
    x = 23,413,339.56

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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.