Home / 7,999,236.68-11,038,867.83-4,328,072.69

Finding the Fourth Proportional to 7,999,236.68, 11,038,867.83 and 4,328,072.69

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Solution

The fourth proportional to 7,999,236.68, 11,038,867.83 and 4,328,072.69 is: 5,972,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,236.68 : 11,038,867.83 = 4,328,072.69 : x
  2. Step 2: Convert to fraction form
    7,999,236.68/11,038,867.83 = 4,328,072.69/x
  3. Step 3: Cross multiply
    7,999,236.68x = 11,038,867.83 × 4,328,072.69
  4. Step 4: Simplify right side
    7,999,236.68x = 47,777,022,328,348.22
  5. Step 5: Solve for x
    x = 47,777,022,328,348.22/7,999,236.68
  6. Step 6: Final answer
    x = 5,972,697.68

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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.