Home / 18,341,755.39-27,512,615.22-4,694,879.95

Finding the Fourth Proportional to 18,341,755.39, 27,512,615.22 and 4,694,879.95

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Solution

The fourth proportional to 18,341,755.39, 27,512,615.22 and 4,694,879.95 is: 7,042,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341,755.39 : 27,512,615.22 = 4,694,879.95 : x
  2. Step 2: Convert to fraction form
    18,341,755.39/27,512,615.22 = 4,694,879.95/x
  3. Step 3: Cross multiply
    18,341,755.39x = 27,512,615.22 × 4,694,879.95
  4. Step 4: Simplify right side
    18,341,755.39x = 129,168,425,482,055.48
  5. Step 5: Solve for x
    x = 129,168,425,482,055.48/18,341,755.39
  6. Step 6: Final answer
    x = 7,042,315.35

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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.