Home / 7,518,512.41-10,375,554.78-4,080,754.15

Finding the Fourth Proportional to 7,518,512.41, 10,375,554.78 and 4,080,754.15

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Solution

The fourth proportional to 7,518,512.41, 10,375,554.78 and 4,080,754.15 is: 5,631,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,512.41 : 10,375,554.78 = 4,080,754.15 : x
  2. Step 2: Convert to fraction form
    7,518,512.41/10,375,554.78 = 4,080,754.15/x
  3. Step 3: Cross multiply
    7,518,512.41x = 10,375,554.78 × 4,080,754.15
  4. Step 4: Simplify right side
    7,518,512.41x = 42,340,088,201,098.45
  5. Step 5: Solve for x
    x = 42,340,088,201,098.45/7,518,512.41
  6. Step 6: Final answer
    x = 5,631,444.88

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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.