Home / 12,279,874.80-16,946,092.92-6,773,482.08

Finding the Fourth Proportional to 12,279,874.80, 16,946,092.92 and 6,773,482.08

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Solution

The fourth proportional to 12,279,874.80, 16,946,092.92 and 6,773,482.08 is: 9,347,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,279,874.80 : 16,946,092.92 = 6,773,482.08 : x
  2. Step 2: Convert to fraction form
    12,279,874.80/16,946,092.92 = 6,773,482.08/x
  3. Step 3: Cross multiply
    12,279,874.80x = 16,946,092.92 × 6,773,482.08
  4. Step 4: Simplify right side
    12,279,874.80x = 114,784,056,719,634.89
  5. Step 5: Solve for x
    x = 114,784,056,719,634.89/12,279,874.80
  6. Step 6: Final answer
    x = 9,347,331.19

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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.