Home / 8,733,986.96-12,052,949.72-5,065,078.80

Finding the Fourth Proportional to 8,733,986.96, 12,052,949.72 and 5,065,078.80

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Solution

The fourth proportional to 8,733,986.96, 12,052,949.72 and 5,065,078.80 is: 6,989,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733,986.96 : 12,052,949.72 = 5,065,078.80 : x
  2. Step 2: Convert to fraction form
    8,733,986.96/12,052,949.72 = 5,065,078.80/x
  3. Step 3: Cross multiply
    8,733,986.96x = 12,052,949.72 × 5,065,078.80
  4. Step 4: Simplify right side
    8,733,986.96x = 61,049,140,104,237.94
  5. Step 5: Solve for x
    x = 61,049,140,104,237.94/8,733,986.96
  6. Step 6: Final answer
    x = 6,989,836.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.