Home / 8,979,313.92-13,473,474.48-4,187,376.60

Finding the Fourth Proportional to 8,979,313.92, 13,473,474.48 and 4,187,376.60

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Solution

The fourth proportional to 8,979,313.92, 13,473,474.48 and 4,187,376.60 is: 6,283,165.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,313.92 : 13,473,474.48 = 4,187,376.60 : x
  2. Step 2: Convert to fraction form
    8,979,313.92/13,473,474.48 = 4,187,376.60/x
  3. Step 3: Cross multiply
    8,979,313.92x = 13,473,474.48 × 4,187,376.60
  4. Step 4: Simplify right side
    8,979,313.92x = 56,418,511,758,249.17
  5. Step 5: Solve for x
    x = 56,418,511,758,249.17/8,979,313.92
  6. Step 6: Final answer
    x = 6,283,165.09

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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.