Home / 7,518,846.56-10,375,729.08-4,081,013.60

Finding the Fourth Proportional to 7,518,846.56, 10,375,729.08 and 4,081,013.60

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Solution

The fourth proportional to 7,518,846.56, 10,375,729.08 and 4,081,013.60 is: 5,631,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,846.56 : 10,375,729.08 = 4,081,013.60 : x
  2. Step 2: Convert to fraction form
    7,518,846.56/10,375,729.08 = 4,081,013.60/x
  3. Step 3: Cross multiply
    7,518,846.56x = 10,375,729.08 × 4,081,013.60
  4. Step 4: Simplify right side
    7,518,846.56x = 42,343,491,485,395.49
  5. Step 5: Solve for x
    x = 42,343,491,485,395.49/7,518,846.56
  6. Step 6: Final answer
    x = 5,631,647.24

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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.