Home / 7,989,081.70-11,964,600.42-5,101,504.29

Finding the Fourth Proportional to 7,989,081.70, 11,964,600.42 and 5,101,504.29

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Solution

The fourth proportional to 7,989,081.70, 11,964,600.42 and 5,101,504.29 is: 7,640,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,081.70 : 11,964,600.42 = 5,101,504.29 : x
  2. Step 2: Convert to fraction form
    7,989,081.70/11,964,600.42 = 5,101,504.29/x
  3. Step 3: Cross multiply
    7,989,081.70x = 11,964,600.42 × 5,101,504.29
  4. Step 4: Simplify right side
    7,989,081.70x = 61,037,460,370,765.80
  5. Step 5: Solve for x
    x = 61,037,460,370,765.80/7,989,081.70
  6. Step 6: Final answer
    x = 7,640,109.67

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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.