Home / 7,518,515.62-10,375,559.24-4,080,757.36

Finding the Fourth Proportional to 7,518,515.62, 10,375,559.24 and 4,080,757.36

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Solution

The fourth proportional to 7,518,515.62, 10,375,559.24 and 4,080,757.36 is: 5,631,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,515.62 : 10,375,559.24 = 4,080,757.36 : x
  2. Step 2: Convert to fraction form
    7,518,515.62/10,375,559.24 = 4,080,757.36/x
  3. Step 3: Cross multiply
    7,518,515.62x = 10,375,559.24 × 4,080,757.36
  4. Step 4: Simplify right side
    7,518,515.62x = 42,340,139,732,746.01
  5. Step 5: Solve for x
    x = 42,340,139,732,746.01/7,518,515.62
  6. Step 6: Final answer
    x = 5,631,449.33

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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.