Home / 14,243,660.82-21,365,517.94-3,460,970.78

Finding the Fourth Proportional to 14,243,660.82, 21,365,517.94 and 3,460,970.78

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Solution

The fourth proportional to 14,243,660.82, 21,365,517.94 and 3,460,970.78 is: 5,191,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,660.82 : 21,365,517.94 = 3,460,970.78 : x
  2. Step 2: Convert to fraction form
    14,243,660.82/21,365,517.94 = 3,460,970.78/x
  3. Step 3: Cross multiply
    14,243,660.82x = 21,365,517.94 × 3,460,970.78
  4. Step 4: Simplify right side
    14,243,660.82x = 73,945,433,289,905.80
  5. Step 5: Solve for x
    x = 73,945,433,289,905.80/14,243,660.82
  6. Step 6: Final answer
    x = 5,191,462.66

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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.