Home / 13,078,861.92-19,618,063.92-5,885,304.48

Finding the Fourth Proportional to 13,078,861.92, 19,618,063.92 and 5,885,304.48

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Solution

The fourth proportional to 13,078,861.92, 19,618,063.92 and 5,885,304.48 is: 8,827,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,078,861.92 : 19,618,063.92 = 5,885,304.48 : x
  2. Step 2: Convert to fraction form
    13,078,861.92/19,618,063.92 = 5,885,304.48/x
  3. Step 3: Cross multiply
    13,078,861.92x = 19,618,063.92 × 5,885,304.48
  4. Step 4: Simplify right side
    13,078,861.92x = 115,458,279,477,302.38
  5. Step 5: Solve for x
    x = 115,458,279,477,302.38/13,078,861.92
  6. Step 6: Final answer
    x = 8,827,853.69

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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.