Home / 7,409,370.48-11,115,887.40-5,274,150

Finding the Fourth Proportional to 7,409,370.48, 11,115,887.40 and 5,274,150

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Solution

The fourth proportional to 7,409,370.48, 11,115,887.40 and 5,274,150 is: 7,912,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409,370.48 : 11,115,887.40 = 5,274,150 : x
  2. Step 2: Convert to fraction form
    7,409,370.48/11,115,887.40 = 5,274,150/x
  3. Step 3: Cross multiply
    7,409,370.48x = 11,115,887.40 × 5,274,150
  4. Step 4: Simplify right side
    7,409,370.48x = 58,626,857,530,710
  5. Step 5: Solve for x
    x = 58,626,857,530,710/7,409,370.48
  6. Step 6: Final answer
    x = 7,912,528.83

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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.