Home / 6,463,805.06-8,920,112.50-3,563,299.96

Finding the Fourth Proportional to 6,463,805.06, 8,920,112.50 and 3,563,299.96

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Solution

The fourth proportional to 6,463,805.06, 8,920,112.50 and 3,563,299.96 is: 4,917,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,805.06 : 8,920,112.50 = 3,563,299.96 : x
  2. Step 2: Convert to fraction form
    6,463,805.06/8,920,112.50 = 3,563,299.96/x
  3. Step 3: Cross multiply
    6,463,805.06x = 8,920,112.50 × 3,563,299.96
  4. Step 4: Simplify right side
    6,463,805.06x = 31,785,036,476,555.78
  5. Step 5: Solve for x
    x = 31,785,036,476,555.78/6,463,805.06
  6. Step 6: Final answer
    x = 4,917,387.85

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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.