Home / 20,055,047.06-30,083,752.35-5,676,910.80

Finding the Fourth Proportional to 20,055,047.06, 30,083,752.35 and 5,676,910.80

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Solution

The fourth proportional to 20,055,047.06, 30,083,752.35 and 5,676,910.80 is: 8,515,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,055,047.06 : 30,083,752.35 = 5,676,910.80 : x
  2. Step 2: Convert to fraction form
    20,055,047.06/30,083,752.35 = 5,676,910.80/x
  3. Step 3: Cross multiply
    20,055,047.06x = 30,083,752.35 × 5,676,910.80
  4. Step 4: Simplify right side
    20,055,047.06x = 170,782,778,620,240.38
  5. Step 5: Solve for x
    x = 170,782,778,620,240.38/20,055,047.06
  6. Step 6: Final answer
    x = 8,515,700.72

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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.