Home / 7,518,531.60-10,375,585.38-4,080,774.06

Finding the Fourth Proportional to 7,518,531.60, 10,375,585.38 and 4,080,774.06

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Solution

The fourth proportional to 7,518,531.60, 10,375,585.38 and 4,080,774.06 is: 5,631,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,531.60 : 10,375,585.38 = 4,080,774.06 : x
  2. Step 2: Convert to fraction form
    7,518,531.60/10,375,585.38 = 4,080,774.06/x
  3. Step 3: Cross multiply
    7,518,531.60x = 10,375,585.38 × 4,080,774.06
  4. Step 4: Simplify right side
    7,518,531.60x = 42,340,419,676,019.25
  5. Step 5: Solve for x
    x = 42,340,419,676,019.25/7,518,531.60
  6. Step 6: Final answer
    x = 5,631,474.59

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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.