Home / 19,467,555.72-26,857,112.49-11,205,641.04

Finding the Fourth Proportional to 19,467,555.72, 26,857,112.49 and 11,205,641.04

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Solution

The fourth proportional to 19,467,555.72, 26,857,112.49 and 11,205,641.04 is: 15,459,113.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467,555.72 : 26,857,112.49 = 11,205,641.04 : x
  2. Step 2: Convert to fraction form
    19,467,555.72/26,857,112.49 = 11,205,641.04/x
  3. Step 3: Cross multiply
    19,467,555.72x = 26,857,112.49 × 11,205,641.04
  4. Step 4: Simplify right side
    19,467,555.72x = 300,951,161,933,840.56
  5. Step 5: Solve for x
    x = 300,951,161,933,840.56/19,467,555.72
  6. Step 6: Final answer
    x = 15,459,113.94

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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.