Home / 14,372,972.10-21,561,426.45-4,787,351.10

Finding the Fourth Proportional to 14,372,972.10, 21,561,426.45 and 4,787,351.10

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Solution

The fourth proportional to 14,372,972.10, 21,561,426.45 and 4,787,351.10 is: 7,181,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372,972.10 : 21,561,426.45 = 4,787,351.10 : x
  2. Step 2: Convert to fraction form
    14,372,972.10/21,561,426.45 = 4,787,351.10/x
  3. Step 3: Cross multiply
    14,372,972.10x = 21,561,426.45 × 4,787,351.10
  4. Step 4: Simplify right side
    14,372,972.10x = 103,222,118,632,976.58
  5. Step 5: Solve for x
    x = 103,222,118,632,976.58/14,372,972.10
  6. Step 6: Final answer
    x = 7,181,682.25

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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.