Home / 16,850,352.78-23,253,416.82-9,115,376.04

Finding the Fourth Proportional to 16,850,352.78, 23,253,416.82 and 9,115,376.04

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Solution

The fourth proportional to 16,850,352.78, 23,253,416.82 and 9,115,376.04 is: 12,579,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850,352.78 : 23,253,416.82 = 9,115,376.04 : x
  2. Step 2: Convert to fraction form
    16,850,352.78/23,253,416.82 = 9,115,376.04/x
  3. Step 3: Cross multiply
    16,850,352.78x = 23,253,416.82 × 9,115,376.04
  4. Step 4: Simplify right side
    16,850,352.78x = 211,963,638,529,160.97
  5. Step 5: Solve for x
    x = 211,963,638,529,160.97/16,850,352.78
  6. Step 6: Final answer
    x = 12,579,181.06

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1.5x scale

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.