Home / 28,795,510.80-43,193,266.20-18,033,830.55

Finding the Fourth Proportional to 28,795,510.80, 43,193,266.20 and 18,033,830.55

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Solution

The fourth proportional to 28,795,510.80, 43,193,266.20 and 18,033,830.55 is: 27,050,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795,510.80 : 43,193,266.20 = 18,033,830.55 : x
  2. Step 2: Convert to fraction form
    28,795,510.80/43,193,266.20 = 18,033,830.55/x
  3. Step 3: Cross multiply
    28,795,510.80x = 43,193,266.20 × 18,033,830.55
  4. Step 4: Simplify right side
    28,795,510.80x = 778,940,043,551,842.50
  5. Step 5: Solve for x
    x = 778,940,043,551,842.50/28,795,510.80
  6. Step 6: Final answer
    x = 27,050,745.83

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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.