Home / 18,749,611.46-25,875,468.46-10,489,180.97

Finding the Fourth Proportional to 18,749,611.46, 25,875,468.46 and 10,489,180.97

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Solution

The fourth proportional to 18,749,611.46, 25,875,468.46 and 10,489,180.97 is: 14,475,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749,611.46 : 25,875,468.46 = 10,489,180.97 : x
  2. Step 2: Convert to fraction form
    18,749,611.46/25,875,468.46 = 10,489,180.97/x
  3. Step 3: Cross multiply
    18,749,611.46x = 25,875,468.46 × 10,489,180.97
  4. Step 4: Simplify right side
    18,749,611.46x = 271,412,471,438,267.34
  5. Step 5: Solve for x
    x = 271,412,471,438,267.34/18,749,611.46
  6. Step 6: Final answer
    x = 14,475,631.77

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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.