Home / 4,990,076.60-7,485,114.90-4,485,207.65

Finding the Fourth Proportional to 4,990,076.60, 7,485,114.90 and 4,485,207.65

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Solution

The fourth proportional to 4,990,076.60, 7,485,114.90 and 4,485,207.65 is: 6,727,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,076.60 : 7,485,114.90 = 4,485,207.65 : x
  2. Step 2: Convert to fraction form
    4,990,076.60/7,485,114.90 = 4,485,207.65/x
  3. Step 3: Cross multiply
    4,990,076.60x = 7,485,114.90 × 4,485,207.65
  4. Step 4: Simplify right side
    4,990,076.60x = 33,572,294,610,608.99
  5. Step 5: Solve for x
    x = 33,572,294,610,608.99/4,990,076.60
  6. Step 6: Final answer
    x = 6,727,811.48

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Similar ratio
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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.