Home / 11,485,260.80-15,848,945.76-6,328,333.76

Finding the Fourth Proportional to 11,485,260.80, 15,848,945.76 and 6,328,333.76

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Solution

The fourth proportional to 11,485,260.80, 15,848,945.76 and 6,328,333.76 is: 8,732,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485,260.80 : 15,848,945.76 = 6,328,333.76 : x
  2. Step 2: Convert to fraction form
    11,485,260.80/15,848,945.76 = 6,328,333.76/x
  3. Step 3: Cross multiply
    11,485,260.80x = 15,848,945.76 × 6,328,333.76
  4. Step 4: Simplify right side
    11,485,260.80x = 100,297,418,513,416.86
  5. Step 5: Solve for x
    x = 100,297,418,513,416.86/11,485,260.80
  6. Step 6: Final answer
    x = 8,732,707.10

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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.