Home / 14,269,079.88-21,403,560.49-5,169,046.79

Finding the Fourth Proportional to 14,269,079.88, 21,403,560.49 and 5,169,046.79

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Solution

The fourth proportional to 14,269,079.88, 21,403,560.49 and 5,169,046.79 is: 7,753,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,079.88 : 21,403,560.49 = 5,169,046.79 : x
  2. Step 2: Convert to fraction form
    14,269,079.88/21,403,560.49 = 5,169,046.79/x
  3. Step 3: Cross multiply
    14,269,079.88x = 21,403,560.49 × 5,169,046.79
  4. Step 4: Simplify right side
    14,269,079.88x = 110,636,005,685,991.62
  5. Step 5: Solve for x
    x = 110,636,005,685,991.62/14,269,079.88
  6. Step 6: Final answer
    x = 7,753,548.70

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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.