Home / 7,518,480.06-10,375,224.84-4,080,647.28

Finding the Fourth Proportional to 7,518,480.06, 10,375,224.84 and 4,080,647.28

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Solution

The fourth proportional to 7,518,480.06, 10,375,224.84 and 4,080,647.28 is: 5,631,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,480.06 : 10,375,224.84 = 4,080,647.28 : x
  2. Step 2: Convert to fraction form
    7,518,480.06/10,375,224.84 = 4,080,647.28/x
  3. Step 3: Cross multiply
    7,518,480.06x = 10,375,224.84 × 4,080,647.28
  4. Step 4: Simplify right side
    7,518,480.06x = 42,337,633,022,734.43
  5. Step 5: Solve for x
    x = 42,337,633,022,734.43/7,518,480.06
  6. Step 6: Final answer
    x = 5,631,142.56

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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.