Home / 12,393,027.48-18,592,694.58-7,279,781.40

Finding the Fourth Proportional to 12,393,027.48, 18,592,694.58 and 7,279,781.40

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Solution

The fourth proportional to 12,393,027.48, 18,592,694.58 and 7,279,781.40 is: 10,921,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,027.48 : 18,592,694.58 = 7,279,781.40 : x
  2. Step 2: Convert to fraction form
    12,393,027.48/18,592,694.58 = 7,279,781.40/x
  3. Step 3: Cross multiply
    12,393,027.48x = 18,592,694.58 × 7,279,781.40
  4. Step 4: Simplify right side
    12,393,027.48x = 135,350,752,179,364.81
  5. Step 5: Solve for x
    x = 135,350,752,179,364.81/12,393,027.48
  6. Step 6: Final answer
    x = 10,921,524.41

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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.