Home / 14,376,912.92-21,561,441.48-5,153,166.22

Finding the Fourth Proportional to 14,376,912.92, 21,561,441.48 and 5,153,166.22

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Solution

The fourth proportional to 14,376,912.92, 21,561,441.48 and 5,153,166.22 is: 7,728,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376,912.92 : 21,561,441.48 = 5,153,166.22 : x
  2. Step 2: Convert to fraction form
    14,376,912.92/21,561,441.48 = 5,153,166.22/x
  3. Step 3: Cross multiply
    14,376,912.92x = 21,561,441.48 × 5,153,166.22
  4. Step 4: Simplify right side
    14,376,912.92x = 111,109,691,889,242.80
  5. Step 5: Solve for x
    x = 111,109,691,889,242.80/14,376,912.92
  6. Step 6: Final answer
    x = 7,728,341.44

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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.