Home / 12,214,444.80-18,306,921.60-6,227,731.20

Finding the Fourth Proportional to 12,214,444.80, 18,306,921.60 and 6,227,731.20

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Solution

The fourth proportional to 12,214,444.80, 18,306,921.60 and 6,227,731.20 is: 9,334,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,444.80 : 18,306,921.60 = 6,227,731.20 : x
  2. Step 2: Convert to fraction form
    12,214,444.80/18,306,921.60 = 6,227,731.20/x
  3. Step 3: Cross multiply
    12,214,444.80x = 18,306,921.60 × 6,227,731.20
  4. Step 4: Simplify right side
    12,214,444.80x = 114,010,586,824,273.94
  5. Step 5: Solve for x
    x = 114,010,586,824,273.94/12,214,444.80
  6. Step 6: Final answer
    x = 9,334,078.52

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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.