Home / 19,096,817.92-28,647,276.89-8,168,142.60

Finding the Fourth Proportional to 19,096,817.92, 28,647,276.89 and 8,168,142.60

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Solution

The fourth proportional to 19,096,817.92, 28,647,276.89 and 8,168,142.60 is: 12,253,090.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096,817.92 : 28,647,276.89 = 8,168,142.60 : x
  2. Step 2: Convert to fraction form
    19,096,817.92/28,647,276.89 = 8,168,142.60/x
  3. Step 3: Cross multiply
    19,096,817.92x = 28,647,276.89 × 8,168,142.60
  4. Step 4: Simplify right side
    19,096,817.92x = 233,995,042,698,363.81
  5. Step 5: Solve for x
    x = 233,995,042,698,363.81/19,096,817.92
  6. Step 6: Final answer
    x = 12,253,090.74

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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.