Home / 18,194,142.70-27,291,214.05-16,706,107.90

Finding the Fourth Proportional to 18,194,142.70, 27,291,214.05 and 16,706,107.90

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Solution

The fourth proportional to 18,194,142.70, 27,291,214.05 and 16,706,107.90 is: 25,059,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,142.70 : 27,291,214.05 = 16,706,107.90 : x
  2. Step 2: Convert to fraction form
    18,194,142.70/27,291,214.05 = 16,706,107.90/x
  3. Step 3: Cross multiply
    18,194,142.70x = 27,291,214.05 × 16,706,107.90
  4. Step 4: Simplify right side
    18,194,142.70x = 455,929,966,641,296
  5. Step 5: Solve for x
    x = 455,929,966,641,296/18,194,142.70
  6. Step 6: Final answer
    x = 25,059,161.85

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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.