Home / 9,968,003.76-13,755,850.64-5,384,325.12

Finding the Fourth Proportional to 9,968,003.76, 13,755,850.64 and 5,384,325.12

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Solution

The fourth proportional to 9,968,003.76, 13,755,850.64 and 5,384,325.12 is: 7,430,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,003.76 : 13,755,850.64 = 5,384,325.12 : x
  2. Step 2: Convert to fraction form
    9,968,003.76/13,755,850.64 = 5,384,325.12/x
  3. Step 3: Cross multiply
    9,968,003.76x = 13,755,850.64 × 5,384,325.12
  4. Step 4: Simplify right side
    9,968,003.76x = 74,065,972,147,920.08
  5. Step 5: Solve for x
    x = 74,065,972,147,920.08/9,968,003.76
  6. Step 6: Final answer
    x = 7,430,371.61

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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.