Home / 9,200,102.21-12,696,190.97-5,279,546.15

Finding the Fourth Proportional to 9,200,102.21, 12,696,190.97 and 5,279,546.15

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Solution

The fourth proportional to 9,200,102.21, 12,696,190.97 and 5,279,546.15 is: 7,285,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200,102.21 : 12,696,190.97 = 5,279,546.15 : x
  2. Step 2: Convert to fraction form
    9,200,102.21/12,696,190.97 = 5,279,546.15/x
  3. Step 3: Cross multiply
    9,200,102.21x = 12,696,190.97 × 5,279,546.15
  4. Step 4: Simplify right side
    9,200,102.21x = 67,030,126,113,060.29
  5. Step 5: Solve for x
    x = 67,030,126,113,060.29/9,200,102.21
  6. Step 6: Final answer
    x = 7,285,802.33

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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.