Home / 12,228,362.52-16,874,951.10-6,721,619.54

Finding the Fourth Proportional to 12,228,362.52, 16,874,951.10 and 6,721,619.54

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Solution

The fourth proportional to 12,228,362.52, 16,874,951.10 and 6,721,619.54 is: 9,275,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,362.52 : 16,874,951.10 = 6,721,619.54 : x
  2. Step 2: Convert to fraction form
    12,228,362.52/16,874,951.10 = 6,721,619.54/x
  3. Step 3: Cross multiply
    12,228,362.52x = 16,874,951.10 × 6,721,619.54
  4. Step 4: Simplify right side
    12,228,362.52x = 113,427,001,035,645.28
  5. Step 5: Solve for x
    x = 113,427,001,035,645.28/12,228,362.52
  6. Step 6: Final answer
    x = 9,275,730.98

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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.