Home / 13,825,089.60-20,737,634.40-11,809,550.40

Finding the Fourth Proportional to 13,825,089.60, 20,737,634.40 and 11,809,550.40

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Solution

The fourth proportional to 13,825,089.60, 20,737,634.40 and 11,809,550.40 is: 17,714,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,089.60 : 20,737,634.40 = 11,809,550.40 : x
  2. Step 2: Convert to fraction form
    13,825,089.60/20,737,634.40 = 11,809,550.40/x
  3. Step 3: Cross multiply
    13,825,089.60x = 20,737,634.40 × 11,809,550.40
  4. Step 4: Simplify right side
    13,825,089.60x = 244,902,138,623,573.75
  5. Step 5: Solve for x
    x = 244,902,138,623,573.75/13,825,089.60
  6. Step 6: Final answer
    x = 17,714,325.60

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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.