Home / 8,646,331.06-12,969,289.77-2,810,509.44

Finding the Fourth Proportional to 8,646,331.06, 12,969,289.77 and 2,810,509.44

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Solution

The fourth proportional to 8,646,331.06, 12,969,289.77 and 2,810,509.44 is: 4,215,696.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,331.06 : 12,969,289.77 = 2,810,509.44 : x
  2. Step 2: Convert to fraction form
    8,646,331.06/12,969,289.77 = 2,810,509.44/x
  3. Step 3: Cross multiply
    8,646,331.06x = 12,969,289.77 × 2,810,509.44
  4. Step 4: Simplify right side
    8,646,331.06x = 36,450,311,328,680.43
  5. Step 5: Solve for x
    x = 36,450,311,328,680.43/8,646,331.06
  6. Step 6: Final answer
    x = 4,215,696.93

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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.