Home / 19,738,811.40-29,608,217.10-6,277,000.20

Finding the Fourth Proportional to 19,738,811.40, 29,608,217.10 and 6,277,000.20

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Solution

The fourth proportional to 19,738,811.40, 29,608,217.10 and 6,277,000.20 is: 9,415,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,811.40 : 29,608,217.10 = 6,277,000.20 : x
  2. Step 2: Convert to fraction form
    19,738,811.40/29,608,217.10 = 6,277,000.20/x
  3. Step 3: Cross multiply
    19,738,811.40x = 29,608,217.10 × 6,277,000.20
  4. Step 4: Simplify right side
    19,738,811.40x = 185,850,784,658,343.44
  5. Step 5: Solve for x
    x = 185,850,784,658,343.44/19,738,811.40
  6. Step 6: Final answer
    x = 9,415,500.30

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Double scale
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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.