Home / 22,176,520.80-33,264,781.20-18,929,263.20

Finding the Fourth Proportional to 22,176,520.80, 33,264,781.20 and 18,929,263.20

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Solution

The fourth proportional to 22,176,520.80, 33,264,781.20 and 18,929,263.20 is: 28,393,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,520.80 : 33,264,781.20 = 18,929,263.20 : x
  2. Step 2: Convert to fraction form
    22,176,520.80/33,264,781.20 = 18,929,263.20/x
  3. Step 3: Cross multiply
    22,176,520.80x = 33,264,781.20 × 18,929,263.20
  4. Step 4: Simplify right side
    22,176,520.80x = 629,677,798,625,211.75
  5. Step 5: Solve for x
    x = 629,677,798,625,211.75/22,176,520.80
  6. Step 6: Final answer
    x = 28,393,894.80

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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.