Home / 8,045,138.20-12,064,499.70-2,652,287.80

Finding the Fourth Proportional to 8,045,138.20, 12,064,499.70 and 2,652,287.80

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Solution

The fourth proportional to 8,045,138.20, 12,064,499.70 and 2,652,287.80 is: 3,977,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,138.20 : 12,064,499.70 = 2,652,287.80 : x
  2. Step 2: Convert to fraction form
    8,045,138.20/12,064,499.70 = 2,652,287.80/x
  3. Step 3: Cross multiply
    8,045,138.20x = 12,064,499.70 × 2,652,287.80
  4. Step 4: Simplify right side
    8,045,138.20x = 31,998,525,367,413.66
  5. Step 5: Solve for x
    x = 31,998,525,367,413.66/8,045,138.20
  6. Step 6: Final answer
    x = 3,977,374.23

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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.