Home / 7,518,449.40-10,375,182.64-4,080,616.62

Finding the Fourth Proportional to 7,518,449.40, 10,375,182.64 and 4,080,616.62

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Solution

The fourth proportional to 7,518,449.40, 10,375,182.64 and 4,080,616.62 is: 5,631,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,449.40 : 10,375,182.64 = 4,080,616.62 : x
  2. Step 2: Convert to fraction form
    7,518,449.40/10,375,182.64 = 4,080,616.62/x
  3. Step 3: Cross multiply
    7,518,449.40x = 10,375,182.64 × 4,080,616.62
  4. Step 4: Simplify right side
    7,518,449.40x = 42,337,142,716,319.48
  5. Step 5: Solve for x
    x = 42,337,142,716,319.48/7,518,449.40
  6. Step 6: Final answer
    x = 5,631,100.31

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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.