Home / 14,003,245.70-21,004,868.55-13,152,940.10

Finding the Fourth Proportional to 14,003,245.70, 21,004,868.55 and 13,152,940.10

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Solution

The fourth proportional to 14,003,245.70, 21,004,868.55 and 13,152,940.10 is: 19,729,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,245.70 : 21,004,868.55 = 13,152,940.10 : x
  2. Step 2: Convert to fraction form
    14,003,245.70/21,004,868.55 = 13,152,940.10/x
  3. Step 3: Cross multiply
    14,003,245.70x = 21,004,868.55 × 13,152,940.10
  4. Step 4: Simplify right side
    14,003,245.70x = 276,275,777,846,523.84
  5. Step 5: Solve for x
    x = 276,275,777,846,523.84/14,003,245.70
  6. Step 6: Final answer
    x = 19,729,410.15

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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.