Home / 18,636,097.20-27,969,892.20-7,284,692.40

Finding the Fourth Proportional to 18,636,097.20, 27,969,892.20 and 7,284,692.40

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Solution

The fourth proportional to 18,636,097.20, 27,969,892.20 and 7,284,692.40 is: 10,933,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,636,097.20 : 27,969,892.20 = 7,284,692.40 : x
  2. Step 2: Convert to fraction form
    18,636,097.20/27,969,892.20 = 7,284,692.40/x
  3. Step 3: Cross multiply
    18,636,097.20x = 27,969,892.20 × 7,284,692.40
  4. Step 4: Simplify right side
    18,636,097.20x = 203,752,061,138,159.28
  5. Step 5: Solve for x
    x = 203,752,061,138,159.28/18,636,097.20
  6. Step 6: Final answer
    x = 10,933,193.73

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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.