Home / 5,257,326.20-7,885,989.30-3,237,850.40

Finding the Fourth Proportional to 5,257,326.20, 7,885,989.30 and 3,237,850.40

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Solution

The fourth proportional to 5,257,326.20, 7,885,989.30 and 3,237,850.40 is: 4,856,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,326.20 : 7,885,989.30 = 3,237,850.40 : x
  2. Step 2: Convert to fraction form
    5,257,326.20/7,885,989.30 = 3,237,850.40/x
  3. Step 3: Cross multiply
    5,257,326.20x = 7,885,989.30 × 3,237,850.40
  4. Step 4: Simplify right side
    5,257,326.20x = 25,533,653,609,400.72
  5. Step 5: Solve for x
    x = 25,533,653,609,400.72/5,257,326.20
  6. Step 6: Final answer
    x = 4,856,775.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.