Home / 19,079,494.37-26,327,310.86-12,897,990.71

Finding the Fourth Proportional to 19,079,494.37, 26,327,310.86 and 12,897,990.71

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Solution

The fourth proportional to 19,079,494.37, 26,327,310.86 and 12,897,990.71 is: 17,797,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,494.37 : 26,327,310.86 = 12,897,990.71 : x
  2. Step 2: Convert to fraction form
    19,079,494.37/26,327,310.86 = 12,897,990.71/x
  3. Step 3: Cross multiply
    19,079,494.37x = 26,327,310.86 × 12,897,990.71
  4. Step 4: Simplify right side
    19,079,494.37x = 339,569,410,891,562.12
  5. Step 5: Solve for x
    x = 339,569,410,891,562.12/19,079,494.37
  6. Step 6: Final answer
    x = 17,797,610.58

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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.