Home / 7,479,163.09-10,322,065.20-4,340,118.25

Finding the Fourth Proportional to 7,479,163.09, 10,322,065.20 and 4,340,118.25

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Solution

The fourth proportional to 7,479,163.09, 10,322,065.20 and 4,340,118.25 is: 5,989,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,163.09 : 10,322,065.20 = 4,340,118.25 : x
  2. Step 2: Convert to fraction form
    7,479,163.09/10,322,065.20 = 4,340,118.25/x
  3. Step 3: Cross multiply
    7,479,163.09x = 10,322,065.20 × 4,340,118.25
  4. Step 4: Simplify right side
    7,479,163.09x = 44,798,983,552,209.90
  5. Step 5: Solve for x
    x = 44,798,983,552,209.90/7,479,163.09
  6. Step 6: Final answer
    x = 5,989,839.11

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Double scale
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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.