Home / 28,065,469.50-42,098,205.87-6,790,333.50

Finding the Fourth Proportional to 28,065,469.50, 42,098,205.87 and 6,790,333.50

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Solution

The fourth proportional to 28,065,469.50, 42,098,205.87 and 6,790,333.50 is: 10,185,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,065,469.50 : 42,098,205.87 = 6,790,333.50 : x
  2. Step 2: Convert to fraction form
    28,065,469.50/42,098,205.87 = 6,790,333.50/x
  3. Step 3: Cross multiply
    28,065,469.50x = 42,098,205.87 × 6,790,333.50
  4. Step 4: Simplify right side
    28,065,469.50x = 285,860,857,608,957.62
  5. Step 5: Solve for x
    x = 285,860,857,608,957.62/28,065,469.50
  6. Step 6: Final answer
    x = 10,185,500.64

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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.