Home / 26,868,000.40-40,307,249.40-10,691,198.80

Finding the Fourth Proportional to 26,868,000.40, 40,307,249.40 and 10,691,198.80

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Solution

The fourth proportional to 26,868,000.40, 40,307,249.40 and 10,691,198.80 is: 16,038,886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868,000.40 : 40,307,249.40 = 10,691,198.80 : x
  2. Step 2: Convert to fraction form
    26,868,000.40/40,307,249.40 = 10,691,198.80/x
  3. Step 3: Cross multiply
    26,868,000.40x = 40,307,249.40 × 10,691,198.80
  4. Step 4: Simplify right side
    26,868,000.40x = 430,932,816,416,580.75
  5. Step 5: Solve for x
    x = 430,932,816,416,580.75/26,868,000.40
  6. Step 6: Final answer
    x = 16,038,886.78

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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.