Home / 11,173,716.32-16,772,302.26-9,902,456.96

Finding the Fourth Proportional to 11,173,716.32, 16,772,302.26 and 9,902,456.96

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Solution

The fourth proportional to 11,173,716.32, 16,772,302.26 and 9,902,456.96 is: 14,864,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173,716.32 : 16,772,302.26 = 9,902,456.96 : x
  2. Step 2: Convert to fraction form
    11,173,716.32/16,772,302.26 = 9,902,456.96/x
  3. Step 3: Cross multiply
    11,173,716.32x = 16,772,302.26 × 9,902,456.96
  4. Step 4: Simplify right side
    11,173,716.32x = 166,087,001,165,899.22
  5. Step 5: Solve for x
    x = 166,087,001,165,899.22/11,173,716.32
  6. Step 6: Final answer
    x = 14,864,078.92

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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.