Home / 7,518,209.04-10,375,137.72-4,080,449.52

Finding the Fourth Proportional to 7,518,209.04, 10,375,137.72 and 4,080,449.52

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Solution

The fourth proportional to 7,518,209.04, 10,375,137.72 and 4,080,449.52 is: 5,631,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,209.04 : 10,375,137.72 = 4,080,449.52 : x
  2. Step 2: Convert to fraction form
    7,518,209.04/10,375,137.72 = 4,080,449.52/x
  3. Step 3: Cross multiply
    7,518,209.04x = 10,375,137.72 × 4,080,449.52
  4. Step 4: Simplify right side
    7,518,209.04x = 42,335,225,729,507.90
  5. Step 5: Solve for x
    x = 42,335,225,729,507.90/7,518,209.04
  6. Step 6: Final answer
    x = 5,631,025.36

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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.