Home / 11,825,059.20-17,737,588.80-8,990,707.20

Finding the Fourth Proportional to 11,825,059.20, 17,737,588.80 and 8,990,707.20

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Solution

The fourth proportional to 11,825,059.20, 17,737,588.80 and 8,990,707.20 is: 13,486,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825,059.20 : 17,737,588.80 = 8,990,707.20 : x
  2. Step 2: Convert to fraction form
    11,825,059.20/17,737,588.80 = 8,990,707.20/x
  3. Step 3: Cross multiply
    11,825,059.20x = 17,737,588.80 × 8,990,707.20
  4. Step 4: Simplify right side
    11,825,059.20x = 159,473,467,334,799.34
  5. Step 5: Solve for x
    x = 159,473,467,334,799.34/11,825,059.20
  6. Step 6: Final answer
    x = 13,486,060.80

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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.