Home / 5,711,815.15-8,563,236.82-3,909,233.69

Finding the Fourth Proportional to 5,711,815.15, 8,563,236.82 and 3,909,233.69

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Solution

The fourth proportional to 5,711,815.15, 8,563,236.82 and 3,909,233.69 is: 5,860,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711,815.15 : 8,563,236.82 = 3,909,233.69 : x
  2. Step 2: Convert to fraction form
    5,711,815.15/8,563,236.82 = 3,909,233.69/x
  3. Step 3: Cross multiply
    5,711,815.15x = 8,563,236.82 × 3,909,233.69
  4. Step 4: Simplify right side
    5,711,815.15x = 33,475,693,819,603.20
  5. Step 5: Solve for x
    x = 33,475,693,819,603.20/5,711,815.15
  6. Step 6: Final answer
    x = 5,860,780.32

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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.