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Finding the Fourth Proportional to 26,797,470.88, 36,979,447.44 and 14,574,324.64

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Solution

The fourth proportional to 26,797,470.88, 36,979,447.44 and 14,574,324.64 is: 20,111,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797,470.88 : 36,979,447.44 = 14,574,324.64 : x
  2. Step 2: Convert to fraction form
    26,797,470.88/36,979,447.44 = 14,574,324.64/x
  3. Step 3: Cross multiply
    26,797,470.88x = 36,979,447.44 × 14,574,324.64
  4. Step 4: Simplify right side
    26,797,470.88x = 538,950,471,998,376.94
  5. Step 5: Solve for x
    x = 538,950,471,998,376.94/26,797,470.88
  6. Step 6: Final answer
    x = 20,111,990.21

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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.