Home / 12,090,671.79-16,684,962.23-6,863,634.49

Finding the Fourth Proportional to 12,090,671.79, 16,684,962.23 and 6,863,634.49

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Solution

The fourth proportional to 12,090,671.79, 16,684,962.23 and 6,863,634.49 is: 9,471,722.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,090,671.79 : 16,684,962.23 = 6,863,634.49 : x
  2. Step 2: Convert to fraction form
    12,090,671.79/16,684,962.23 = 6,863,634.49/x
  3. Step 3: Cross multiply
    12,090,671.79x = 16,684,962.23 × 6,863,634.49
  4. Step 4: Simplify right side
    12,090,671.79x = 114,519,482,226,175.31
  5. Step 5: Solve for x
    x = 114,519,482,226,175.31/12,090,671.79
  6. Step 6: Final answer
    x = 9,471,722.02

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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.