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Finding the Fourth Proportional to 5,682,627.72, 7,843,895.10 and 4,523,200.74

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Solution

The fourth proportional to 5,682,627.72, 7,843,895.10 and 4,523,200.74 is: 6,243,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682,627.72 : 7,843,895.10 = 4,523,200.74 : x
  2. Step 2: Convert to fraction form
    5,682,627.72/7,843,895.10 = 4,523,200.74/x
  3. Step 3: Cross multiply
    5,682,627.72x = 7,843,895.10 × 4,523,200.74
  4. Step 4: Simplify right side
    5,682,627.72x = 35,479,512,120,802.38
  5. Step 5: Solve for x
    x = 35,479,512,120,802.38/5,682,627.72
  6. Step 6: Final answer
    x = 6,243,504.57

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Double scale
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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.