Home / 7,518,538.08-10,375,304.58-4,080,705.30

Finding the Fourth Proportional to 7,518,538.08, 10,375,304.58 and 4,080,705.30

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Solution

The fourth proportional to 7,518,538.08, 10,375,304.58 and 4,080,705.30 is: 5,631,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,538.08 : 10,375,304.58 = 4,080,705.30 : x
  2. Step 2: Convert to fraction form
    7,518,538.08/10,375,304.58 = 4,080,705.30/x
  3. Step 3: Cross multiply
    7,518,538.08x = 10,375,304.58 × 4,080,705.30
  4. Step 4: Simplify right side
    7,518,538.08x = 42,338,560,388,720.27
  5. Step 5: Solve for x
    x = 42,338,560,388,720.27/7,518,538.08
  6. Step 6: Final answer
    x = 5,631,222.44

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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.