Home / 12,239,546.72-16,890,481.26-6,732,803.30

Finding the Fourth Proportional to 12,239,546.72, 16,890,481.26 and 6,732,803.30

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Solution

The fourth proportional to 12,239,546.72, 16,890,481.26 and 6,732,803.30 is: 9,291,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,546.72 : 16,890,481.26 = 6,732,803.30 : x
  2. Step 2: Convert to fraction form
    12,239,546.72/16,890,481.26 = 6,732,803.30/x
  3. Step 3: Cross multiply
    12,239,546.72x = 16,890,481.26 × 6,732,803.30
  4. Step 4: Simplify right side
    12,239,546.72x = 113,720,287,881,463.77
  5. Step 5: Solve for x
    x = 113,720,287,881,463.77/12,239,546.72
  6. Step 6: Final answer
    x = 9,291,217.28

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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.