Home / 11,194,670.80-16,809,720.90-8,502,036.40

Finding the Fourth Proportional to 11,194,670.80, 16,809,720.90 and 8,502,036.40

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Solution

The fourth proportional to 11,194,670.80, 16,809,720.90 and 8,502,036.40 is: 12,766,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194,670.80 : 16,809,720.90 = 8,502,036.40 : x
  2. Step 2: Convert to fraction form
    11,194,670.80/16,809,720.90 = 8,502,036.40/x
  3. Step 3: Cross multiply
    11,194,670.80x = 16,809,720.90 × 8,502,036.40
  4. Step 4: Simplify right side
    11,194,670.80x = 142,916,858,965,640.75
  5. Step 5: Solve for x
    x = 142,916,858,965,640.75/11,194,670.80
  6. Step 6: Final answer
    x = 12,766,508.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.