Home / 27,867,814.80-41,801,722.20-21,490,522.80

Finding the Fourth Proportional to 27,867,814.80, 41,801,722.20 and 21,490,522.80

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Solution

The fourth proportional to 27,867,814.80, 41,801,722.20 and 21,490,522.80 is: 32,235,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,867,814.80 : 41,801,722.20 = 21,490,522.80 : x
  2. Step 2: Convert to fraction form
    27,867,814.80/41,801,722.20 = 21,490,522.80/x
  3. Step 3: Cross multiply
    27,867,814.80x = 41,801,722.20 × 21,490,522.80
  4. Step 4: Simplify right side
    27,867,814.80x = 898,340,864,018,366.25
  5. Step 5: Solve for x
    x = 898,340,864,018,366.25/27,867,814.80
  6. Step 6: Final answer
    x = 32,235,784.20

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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.