Home / 7,040,889.09-9,715,317.21-4,101,190.25

Finding the Fourth Proportional to 7,040,889.09, 9,715,317.21 and 4,101,190.25

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Solution

The fourth proportional to 7,040,889.09, 9,715,317.21 and 4,101,190.25 is: 5,658,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040,889.09 : 9,715,317.21 = 4,101,190.25 : x
  2. Step 2: Convert to fraction form
    7,040,889.09/9,715,317.21 = 4,101,190.25/x
  3. Step 3: Cross multiply
    7,040,889.09x = 9,715,317.21 × 4,101,190.25
  4. Step 4: Simplify right side
    7,040,889.09x = 39,844,364,168,732.62
  5. Step 5: Solve for x
    x = 39,844,364,168,732.62/7,040,889.09
  6. Step 6: Final answer
    x = 5,658,996.14

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1.5x scale

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.