Home / 9,279,540.82-13,920,533.72-3,442,932.36

Finding the Fourth Proportional to 9,279,540.82, 13,920,533.72 and 3,442,932.36

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Solution

The fourth proportional to 9,279,540.82, 13,920,533.72 and 3,442,932.36 is: 5,164,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279,540.82 : 13,920,533.72 = 3,442,932.36 : x
  2. Step 2: Convert to fraction form
    9,279,540.82/13,920,533.72 = 3,442,932.36/x
  3. Step 3: Cross multiply
    9,279,540.82x = 13,920,533.72 × 3,442,932.36
  4. Step 4: Simplify right side
    9,279,540.82x = 47,927,456,013,059.18
  5. Step 5: Solve for x
    x = 47,927,456,013,059.18/9,279,540.82
  6. Step 6: Final answer
    x = 5,164,852.11

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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.