Home / 14,278,872.24-21,426,816.60-5,181,679.23

Finding the Fourth Proportional to 14,278,872.24, 21,426,816.60 and 5,181,679.23

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Solution

The fourth proportional to 14,278,872.24, 21,426,816.60 and 5,181,679.23 is: 7,775,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278,872.24 : 21,426,816.60 = 5,181,679.23 : x
  2. Step 2: Convert to fraction form
    14,278,872.24/21,426,816.60 = 5,181,679.23/x
  3. Step 3: Cross multiply
    14,278,872.24x = 21,426,816.60 × 5,181,679.23
  4. Step 4: Simplify right side
    14,278,872.24x = 111,026,890,541,239.23
  5. Step 5: Solve for x
    x = 111,026,890,541,239.23/14,278,872.24
  6. Step 6: Final answer
    x = 7,775,606.41

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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.