Home / 13,762,334.04-18,994,910.79-8,729,828.34

Finding the Fourth Proportional to 13,762,334.04, 18,994,910.79 and 8,729,828.34

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Solution

The fourth proportional to 13,762,334.04, 18,994,910.79 and 8,729,828.34 is: 12,048,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,334.04 : 18,994,910.79 = 8,729,828.34 : x
  2. Step 2: Convert to fraction form
    13,762,334.04/18,994,910.79 = 8,729,828.34/x
  3. Step 3: Cross multiply
    13,762,334.04x = 18,994,910.79 × 8,729,828.34
  4. Step 4: Simplify right side
    13,762,334.04x = 165,822,310,530,313.78
  5. Step 5: Solve for x
    x = 165,822,310,530,313.78/13,762,334.04
  6. Step 6: Final answer
    x = 12,048,996.20

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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.