Home / 15,104,493.60-20,844,138.80-8,228,954.40

Finding the Fourth Proportional to 15,104,493.60, 20,844,138.80 and 8,228,954.40

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Solution

The fourth proportional to 15,104,493.60, 20,844,138.80 and 8,228,954.40 is: 11,355,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104,493.60 : 20,844,138.80 = 8,228,954.40 : x
  2. Step 2: Convert to fraction form
    15,104,493.60/20,844,138.80 = 8,228,954.40/x
  3. Step 3: Cross multiply
    15,104,493.60x = 20,844,138.80 × 8,228,954.40
  4. Step 4: Simplify right side
    15,104,493.60x = 171,525,467,692,470.72
  5. Step 5: Solve for x
    x = 171,525,467,692,470.72/15,104,493.60
  6. Step 6: Final answer
    x = 11,355,923.09

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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.