Home / 27,521,771.60-41,282,657.40-18,451,845.20

Finding the Fourth Proportional to 27,521,771.60, 41,282,657.40 and 18,451,845.20

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Solution

The fourth proportional to 27,521,771.60, 41,282,657.40 and 18,451,845.20 is: 27,677,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521,771.60 : 41,282,657.40 = 18,451,845.20 : x
  2. Step 2: Convert to fraction form
    27,521,771.60/41,282,657.40 = 18,451,845.20/x
  3. Step 3: Cross multiply
    27,521,771.60x = 41,282,657.40 × 18,451,845.20
  4. Step 4: Simplify right side
    27,521,771.60x = 761,741,203,789,434.38
  5. Step 5: Solve for x
    x = 761,741,203,789,434.38/27,521,771.60
  6. Step 6: Final answer
    x = 27,677,767.80

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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.