Home / 6,412,600.98-8,849,389.32-3,511,998.72

Finding the Fourth Proportional to 6,412,600.98, 8,849,389.32 and 3,511,998.72

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Solution

The fourth proportional to 6,412,600.98, 8,849,389.32 and 3,511,998.72 is: 4,846,558.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412,600.98 : 8,849,389.32 = 3,511,998.72 : x
  2. Step 2: Convert to fraction form
    6,412,600.98/8,849,389.32 = 3,511,998.72/x
  3. Step 3: Cross multiply
    6,412,600.98x = 8,849,389.32 × 3,511,998.72
  4. Step 4: Simplify right side
    6,412,600.98x = 31,079,043,964,621.67
  5. Step 5: Solve for x
    x = 31,079,043,964,621.67/6,412,600.98
  6. Step 6: Final answer
    x = 4,846,558.22

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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.