Home / 8,003,738.87-12,005,636.61-1,938,474.66

Finding the Fourth Proportional to 8,003,738.87, 12,005,636.61 and 1,938,474.66

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Solution

The fourth proportional to 8,003,738.87, 12,005,636.61 and 1,938,474.66 is: 2,907,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003,738.87 : 12,005,636.61 = 1,938,474.66 : x
  2. Step 2: Convert to fraction form
    8,003,738.87/12,005,636.61 = 1,938,474.66/x
  3. Step 3: Cross multiply
    8,003,738.87x = 12,005,636.61 × 1,938,474.66
  4. Step 4: Simplify right side
    8,003,738.87x = 23,272,622,345,653.30
  5. Step 5: Solve for x
    x = 23,272,622,345,653.30/8,003,738.87
  6. Step 6: Final answer
    x = 2,907,718.85

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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.