Home / 12,257,023.31-16,914,485.81-6,750,910.91

Finding the Fourth Proportional to 12,257,023.31, 16,914,485.81 and 6,750,910.91

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Solution

The fourth proportional to 12,257,023.31, 16,914,485.81 and 6,750,910.91 is: 9,316,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,023.31 : 16,914,485.81 = 6,750,910.91 : x
  2. Step 2: Convert to fraction form
    12,257,023.31/16,914,485.81 = 6,750,910.91/x
  3. Step 3: Cross multiply
    12,257,023.31x = 16,914,485.81 × 6,750,910.91
  4. Step 4: Simplify right side
    12,257,023.31x = 114,188,186,673,442.20
  5. Step 5: Solve for x
    x = 114,188,186,673,442.20/12,257,023.31
  6. Step 6: Final answer
    x = 9,316,143.39

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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.