Home / 6,426,029.80-9,620,382.30-6,239,405.80

Finding the Fourth Proportional to 6,426,029.80, 9,620,382.30 and 6,239,405.80

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Solution

The fourth proportional to 6,426,029.80, 9,620,382.30 and 6,239,405.80 is: 9,340,988.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,029.80 : 9,620,382.30 = 6,239,405.80 : x
  2. Step 2: Convert to fraction form
    6,426,029.80/9,620,382.30 = 6,239,405.80/x
  3. Step 3: Cross multiply
    6,426,029.80x = 9,620,382.30 × 6,239,405.80
  4. Step 4: Simplify right side
    6,426,029.80x = 60,025,469,120,837.34
  5. Step 5: Solve for x
    x = 60,025,469,120,837.34/6,426,029.80
  6. Step 6: Final answer
    x = 9,340,988.29

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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.