Home / 8,771,147.78-13,156,572.45-2,623,143.50

Finding the Fourth Proportional to 8,771,147.78, 13,156,572.45 and 2,623,143.50

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Solution

The fourth proportional to 8,771,147.78, 13,156,572.45 and 2,623,143.50 is: 3,934,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,147.78 : 13,156,572.45 = 2,623,143.50 : x
  2. Step 2: Convert to fraction form
    8,771,147.78/13,156,572.45 = 2,623,143.50/x
  3. Step 3: Cross multiply
    8,771,147.78x = 13,156,572.45 × 2,623,143.50
  4. Step 4: Simplify right side
    8,771,147.78x = 34,511,577,504,496.57
  5. Step 5: Solve for x
    x = 34,511,577,504,496.57/8,771,147.78
  6. Step 6: Final answer
    x = 3,934,670.62

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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.