Home / 16,171,967.52-22,317,015.84-9,202,490.60

Finding the Fourth Proportional to 16,171,967.52, 22,317,015.84 and 9,202,490.60

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Solution

The fourth proportional to 16,171,967.52, 22,317,015.84 and 9,202,490.60 is: 12,699,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171,967.52 : 22,317,015.84 = 9,202,490.60 : x
  2. Step 2: Convert to fraction form
    16,171,967.52/22,317,015.84 = 9,202,490.60/x
  3. Step 3: Cross multiply
    16,171,967.52x = 22,317,015.84 × 9,202,490.60
  4. Step 4: Simplify right side
    16,171,967.52x = 205,372,128,487,651.09
  5. Step 5: Solve for x
    x = 205,372,128,487,651.09/16,171,967.52
  6. Step 6: Final answer
    x = 12,699,266.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.