Home / 17,760,969.20-26,633,580.60-8,171,411.60

Finding the Fourth Proportional to 17,760,969.20, 26,633,580.60 and 8,171,411.60

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Solution

The fourth proportional to 17,760,969.20, 26,633,580.60 and 8,171,411.60 is: 12,253,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760,969.20 : 26,633,580.60 = 8,171,411.60 : x
  2. Step 2: Convert to fraction form
    17,760,969.20/26,633,580.60 = 8,171,411.60/x
  3. Step 3: Cross multiply
    17,760,969.20x = 26,633,580.60 × 8,171,411.60
  4. Step 4: Simplify right side
    17,760,969.20x = 217,633,949,464,374.97
  5. Step 5: Solve for x
    x = 217,633,949,464,374.97/17,760,969.20
  6. Step 6: Final answer
    x = 12,253,495.12

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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.