Home / 5,319,233.90-7,978,850.85-3,166,897.85

Finding the Fourth Proportional to 5,319,233.90, 7,978,850.85 and 3,166,897.85

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Solution

The fourth proportional to 5,319,233.90, 7,978,850.85 and 3,166,897.85 is: 4,750,346.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,233.90 : 7,978,850.85 = 3,166,897.85 : x
  2. Step 2: Convert to fraction form
    5,319,233.90/7,978,850.85 = 3,166,897.85/x
  3. Step 3: Cross multiply
    5,319,233.90x = 7,978,850.85 × 3,166,897.85
  4. Step 4: Simplify right side
    5,319,233.90x = 25,268,205,602,335.67
  5. Step 5: Solve for x
    x = 25,268,205,602,335.67/5,319,233.90
  6. Step 6: Final answer
    x = 4,750,346.78

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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.