Home / 11,146,711.80-16,720,067.70-9,446,100.60

Finding the Fourth Proportional to 11,146,711.80, 16,720,067.70 and 9,446,100.60

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Solution

The fourth proportional to 11,146,711.80, 16,720,067.70 and 9,446,100.60 is: 14,169,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146,711.80 : 16,720,067.70 = 9,446,100.60 : x
  2. Step 2: Convert to fraction form
    11,146,711.80/16,720,067.70 = 9,446,100.60/x
  3. Step 3: Cross multiply
    11,146,711.80x = 16,720,067.70 × 9,446,100.60
  4. Step 4: Simplify right side
    11,146,711.80x = 157,939,441,533,010.59
  5. Step 5: Solve for x
    x = 157,939,441,533,010.59/11,146,711.80
  6. Step 6: Final answer
    x = 14,169,150.90

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1.5x scale

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.