Home / 20,702,323.06-31,053,480.49-5,556,254.56

Finding the Fourth Proportional to 20,702,323.06, 31,053,480.49 and 5,556,254.56

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Solution

The fourth proportional to 20,702,323.06, 31,053,480.49 and 5,556,254.56 is: 8,334,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,702,323.06 : 31,053,480.49 = 5,556,254.56 : x
  2. Step 2: Convert to fraction form
    20,702,323.06/31,053,480.49 = 5,556,254.56/x
  3. Step 3: Cross multiply
    20,702,323.06x = 31,053,480.49 × 5,556,254.56
  4. Step 4: Simplify right side
    20,702,323.06x = 172,541,042,576,433.50
  5. Step 5: Solve for x
    x = 172,541,042,576,433.50/20,702,323.06
  6. Step 6: Final answer
    x = 8,334,380.74

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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.