Home / 11,948,785.32-17,917,279.74-5,214,285.48

Finding the Fourth Proportional to 11,948,785.32, 17,917,279.74 and 5,214,285.48

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Solution

The fourth proportional to 11,948,785.32, 17,917,279.74 and 5,214,285.48 is: 7,818,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948,785.32 : 17,917,279.74 = 5,214,285.48 : x
  2. Step 2: Convert to fraction form
    11,948,785.32/17,917,279.74 = 5,214,285.48/x
  3. Step 3: Cross multiply
    11,948,785.32x = 17,917,279.74 × 5,214,285.48
  4. Step 4: Simplify right side
    11,948,785.32x = 93,425,811,589,380.17
  5. Step 5: Solve for x
    x = 93,425,811,589,380.17/11,948,785.32
  6. Step 6: Final answer
    x = 7,818,854.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.