Home / 28,244,518.70-42,366,778.05-8,047,136.30

Finding the Fourth Proportional to 28,244,518.70, 42,366,778.05 and 8,047,136.30

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Solution

The fourth proportional to 28,244,518.70, 42,366,778.05 and 8,047,136.30 is: 12,070,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244,518.70 : 42,366,778.05 = 8,047,136.30 : x
  2. Step 2: Convert to fraction form
    28,244,518.70/42,366,778.05 = 8,047,136.30/x
  3. Step 3: Cross multiply
    28,244,518.70x = 42,366,778.05 × 8,047,136.30
  4. Step 4: Simplify right side
    28,244,518.70x = 340,931,237,560,198.19
  5. Step 5: Solve for x
    x = 340,931,237,560,198.19/28,244,518.70
  6. Step 6: Final answer
    x = 12,070,704.45

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Similar ratio
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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.