Home / 13,186,663.80-19,764,249.30-5,510,293.80

Finding the Fourth Proportional to 13,186,663.80, 19,764,249.30 and 5,510,293.80

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Solution

The fourth proportional to 13,186,663.80, 19,764,249.30 and 5,510,293.80 is: 8,258,860.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186,663.80 : 19,764,249.30 = 5,510,293.80 : x
  2. Step 2: Convert to fraction form
    13,186,663.80/19,764,249.30 = 5,510,293.80/x
  3. Step 3: Cross multiply
    13,186,663.80x = 19,764,249.30 × 5,510,293.80
  4. Step 4: Simplify right side
    13,186,663.80x = 108,906,820,379,444.34
  5. Step 5: Solve for x
    x = 108,906,820,379,444.34/13,186,663.80
  6. Step 6: Final answer
    x = 8,258,860.77

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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.