Home / 11,977,905.57-17,966,850.04-2,880,000.15

Finding the Fourth Proportional to 11,977,905.57, 17,966,850.04 and 2,880,000.15

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Solution

The fourth proportional to 11,977,905.57, 17,966,850.04 and 2,880,000.15 is: 4,319,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,905.57 : 17,966,850.04 = 2,880,000.15 : x
  2. Step 2: Convert to fraction form
    11,977,905.57/17,966,850.04 = 2,880,000.15/x
  3. Step 3: Cross multiply
    11,977,905.57x = 17,966,850.04 × 2,880,000.15
  4. Step 4: Simplify right side
    11,977,905.57x = 51,744,530,810,227.50
  5. Step 5: Solve for x
    x = 51,744,530,810,227.50/11,977,905.57
  6. Step 6: Final answer
    x = 4,319,998.23

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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.