Home / 7,523,989.58-10,383,166.56-4,086,255.21

Finding the Fourth Proportional to 7,523,989.58, 10,383,166.56 and 4,086,255.21

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Solution

The fourth proportional to 7,523,989.58, 10,383,166.56 and 4,086,255.21 is: 5,639,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523,989.58 : 10,383,166.56 = 4,086,255.21 : x
  2. Step 2: Convert to fraction form
    7,523,989.58/10,383,166.56 = 4,086,255.21/x
  3. Step 3: Cross multiply
    7,523,989.58x = 10,383,166.56 × 4,086,255.21
  4. Step 4: Simplify right side
    7,523,989.58x = 42,428,268,452,097.78
  5. Step 5: Solve for x
    x = 42,428,268,452,097.78/7,523,989.58
  6. Step 6: Final answer
    x = 5,639,065.29

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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.