Home / 11,861,355.30-17,771,722.62-6,473,786.22

Finding the Fourth Proportional to 11,861,355.30, 17,771,722.62 and 6,473,786.22

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Solution

The fourth proportional to 11,861,355.30, 17,771,722.62 and 6,473,786.22 is: 9,699,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861,355.30 : 17,771,722.62 = 6,473,786.22 : x
  2. Step 2: Convert to fraction form
    11,861,355.30/17,771,722.62 = 6,473,786.22/x
  3. Step 3: Cross multiply
    11,861,355.30x = 17,771,722.62 × 6,473,786.22
  4. Step 4: Simplify right side
    11,861,355.30x = 115,050,333,003,018.30
  5. Step 5: Solve for x
    x = 115,050,333,003,018.30/11,861,355.30
  6. Step 6: Final answer
    x = 9,699,594.19

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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.