Home / 13,590,257.35-20,385,380.34-4,955,004.49

Finding the Fourth Proportional to 13,590,257.35, 20,385,380.34 and 4,955,004.49

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Solution

The fourth proportional to 13,590,257.35, 20,385,380.34 and 4,955,004.49 is: 7,432,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,257.35 : 20,385,380.34 = 4,955,004.49 : x
  2. Step 2: Convert to fraction form
    13,590,257.35/20,385,380.34 = 4,955,004.49/x
  3. Step 3: Cross multiply
    13,590,257.35x = 20,385,380.34 × 4,955,004.49
  4. Step 4: Simplify right side
    13,590,257.35x = 101,009,651,115,057.73
  5. Step 5: Solve for x
    x = 101,009,651,115,057.73/13,590,257.35
  6. Step 6: Final answer
    x = 7,432,504.66

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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.