Home / 16,153,690.32-22,321,122.78-12,279,485.40

Finding the Fourth Proportional to 16,153,690.32, 22,321,122.78 and 12,279,485.40

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Solution

The fourth proportional to 16,153,690.32, 22,321,122.78 and 12,279,485.40 is: 16,967,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,153,690.32 : 22,321,122.78 = 12,279,485.40 : x
  2. Step 2: Convert to fraction form
    16,153,690.32/22,321,122.78 = 12,279,485.40/x
  3. Step 3: Cross multiply
    16,153,690.32x = 22,321,122.78 × 12,279,485.40
  4. Step 4: Simplify right side
    16,153,690.32x = 274,091,901,288,617.44
  5. Step 5: Solve for x
    x = 274,091,901,288,617.44/16,153,690.32
  6. Step 6: Final answer
    x = 16,967,757.57

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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.