Home / 22,967,897.20-34,451,845.80-21,214,141.90

Finding the Fourth Proportional to 22,967,897.20, 34,451,845.80 and 21,214,141.90

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Solution

The fourth proportional to 22,967,897.20, 34,451,845.80 and 21,214,141.90 is: 31,821,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,967,897.20 : 34,451,845.80 = 21,214,141.90 : x
  2. Step 2: Convert to fraction form
    22,967,897.20/34,451,845.80 = 21,214,141.90/x
  3. Step 3: Cross multiply
    22,967,897.20x = 34,451,845.80 × 21,214,141.90
  4. Step 4: Simplify right side
    22,967,897.20x = 730,866,345,518,118.88
  5. Step 5: Solve for x
    x = 730,866,345,518,118.88/22,967,897.20
  6. Step 6: Final answer
    x = 31,821,212.85

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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.