Home / 19,079,016.38-26,326,652.91-12,897,512.82

Finding the Fourth Proportional to 19,079,016.38, 26,326,652.91 and 12,897,512.82

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Solution

The fourth proportional to 19,079,016.38, 26,326,652.91 and 12,897,512.82 is: 17,796,952.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,016.38 : 26,326,652.91 = 12,897,512.82 : x
  2. Step 2: Convert to fraction form
    19,079,016.38/26,326,652.91 = 12,897,512.82/x
  3. Step 3: Cross multiply
    19,079,016.38x = 26,326,652.91 × 12,897,512.82
  4. Step 4: Simplify right side
    19,079,016.38x = 339,548,343,366,049.62
  5. Step 5: Solve for x
    x = 339,548,343,366,049.62/19,079,016.38
  6. Step 6: Final answer
    x = 17,796,952.24

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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.