Home / 12,273,157.80-16,936,177.68-6,766,231.86

Finding the Fourth Proportional to 12,273,157.80, 16,936,177.68 and 6,766,231.86

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Solution

The fourth proportional to 12,273,157.80, 16,936,177.68 and 6,766,231.86 is: 9,336,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,157.80 : 16,936,177.68 = 6,766,231.86 : x
  2. Step 2: Convert to fraction form
    12,273,157.80/16,936,177.68 = 6,766,231.86/x
  3. Step 3: Cross multiply
    12,273,157.80x = 16,936,177.68 × 6,766,231.86
  4. Step 4: Simplify right side
    12,273,157.80x = 114,594,105,005,036.89
  5. Step 5: Solve for x
    x = 114,594,105,005,036.89/12,273,157.80
  6. Step 6: Final answer
    x = 9,336,969.90

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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.