Home / 16,138,264.80-22,260,855.06-9,855,844.86

Finding the Fourth Proportional to 16,138,264.80, 22,260,855.06 and 9,855,844.86

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Solution

The fourth proportional to 16,138,264.80, 22,260,855.06 and 9,855,844.86 is: 13,594,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138,264.80 : 22,260,855.06 = 9,855,844.86 : x
  2. Step 2: Convert to fraction form
    16,138,264.80/22,260,855.06 = 9,855,844.86/x
  3. Step 3: Cross multiply
    16,138,264.80x = 22,260,855.06 × 9,855,844.86
  4. Step 4: Simplify right side
    16,138,264.80x = 219,399,533,922,305.97
  5. Step 5: Solve for x
    x = 219,399,533,922,305.97/16,138,264.80
  6. Step 6: Final answer
    x = 13,594,989.09

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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.