Home / 19,988,573.75-27,584,236.10-10,821,291.83

Finding the Fourth Proportional to 19,988,573.75, 27,584,236.10 and 10,821,291.83

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Solution

The fourth proportional to 19,988,573.75, 27,584,236.10 and 10,821,291.83 is: 14,933,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,573.75 : 27,584,236.10 = 10,821,291.83 : x
  2. Step 2: Convert to fraction form
    19,988,573.75/27,584,236.10 = 10,821,291.83/x
  3. Step 3: Cross multiply
    19,988,573.75x = 27,584,236.10 × 10,821,291.83
  4. Step 4: Simplify right side
    19,988,573.75x = 298,497,068,691,614.56
  5. Step 5: Solve for x
    x = 298,497,068,691,614.56/19,988,573.75
  6. Step 6: Final answer
    x = 14,933,385.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.