Home / 8,245,403.60-11,373,929.49-5,142,540.01

Finding the Fourth Proportional to 8,245,403.60, 11,373,929.49 and 5,142,540.01

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Solution

The fourth proportional to 8,245,403.60, 11,373,929.49 and 5,142,540.01 is: 7,093,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,403.60 : 11,373,929.49 = 5,142,540.01 : x
  2. Step 2: Convert to fraction form
    8,245,403.60/11,373,929.49 = 5,142,540.01/x
  3. Step 3: Cross multiply
    8,245,403.60x = 11,373,929.49 × 5,142,540.01
  4. Step 4: Simplify right side
    8,245,403.60x = 58,490,887,419,096.38
  5. Step 5: Solve for x
    x = 58,490,887,419,096.38/8,245,403.60
  6. Step 6: Final answer
    x = 7,093,756.75

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1.5x scale

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.