Home / 19,127,257.72-26,394,416.92-10,542,553.72

Finding the Fourth Proportional to 19,127,257.72, 26,394,416.92 and 10,542,553.72

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Solution

The fourth proportional to 19,127,257.72, 26,394,416.92 and 10,542,553.72 is: 14,548,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,257.72 : 26,394,416.92 = 10,542,553.72 : x
  2. Step 2: Convert to fraction form
    19,127,257.72/26,394,416.92 = 10,542,553.72/x
  3. Step 3: Cross multiply
    19,127,257.72x = 26,394,416.92 × 10,542,553.72
  4. Step 4: Simplify right side
    19,127,257.72x = 278,264,558,287,176.97
  5. Step 5: Solve for x
    x = 278,264,558,287,176.97/19,127,257.72
  6. Step 6: Final answer
    x = 14,548,063.42

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1.5x scale

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.