Home / 7,518,537.60-10,375,593.66-4,080,780.06

Finding the Fourth Proportional to 7,518,537.60, 10,375,593.66 and 4,080,780.06

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Solution

The fourth proportional to 7,518,537.60, 10,375,593.66 and 4,080,780.06 is: 5,631,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,537.60 : 10,375,593.66 = 4,080,780.06 : x
  2. Step 2: Convert to fraction form
    7,518,537.60/10,375,593.66 = 4,080,780.06/x
  3. Step 3: Cross multiply
    7,518,537.60x = 10,375,593.66 × 4,080,780.06
  4. Step 4: Simplify right side
    7,518,537.60x = 42,340,515,718,390.42
  5. Step 5: Solve for x
    x = 42,340,515,718,390.42/7,518,537.60
  6. Step 6: Final answer
    x = 5,631,482.87

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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.