Home / 5,379,675.20-8,069,512.80-2,013,444.80

Finding the Fourth Proportional to 5,379,675.20, 8,069,512.80 and 2,013,444.80

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Solution

The fourth proportional to 5,379,675.20, 8,069,512.80 and 2,013,444.80 is: 3,020,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,675.20 : 8,069,512.80 = 2,013,444.80 : x
  2. Step 2: Convert to fraction form
    5,379,675.20/8,069,512.80 = 2,013,444.80/x
  3. Step 3: Cross multiply
    5,379,675.20x = 8,069,512.80 × 2,013,444.80
  4. Step 4: Simplify right side
    5,379,675.20x = 16,247,518,585,693.44
  5. Step 5: Solve for x
    x = 16,247,518,585,693.44/5,379,675.20
  6. Step 6: Final answer
    x = 3,020,167.20

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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.