Home / 11,889,905.10-17,834,857.65-6,221,201.10

Finding the Fourth Proportional to 11,889,905.10, 17,834,857.65 and 6,221,201.10

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Solution

The fourth proportional to 11,889,905.10, 17,834,857.65 and 6,221,201.10 is: 9,331,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,905.10 : 17,834,857.65 = 6,221,201.10 : x
  2. Step 2: Convert to fraction form
    11,889,905.10/17,834,857.65 = 6,221,201.10/x
  3. Step 3: Cross multiply
    11,889,905.10x = 17,834,857.65 × 6,221,201.10
  4. Step 4: Simplify right side
    11,889,905.10x = 110,954,236,030,523.41
  5. Step 5: Solve for x
    x = 110,954,236,030,523.41/11,889,905.10
  6. Step 6: Final answer
    x = 9,331,801.65

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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.