Home / 7,809,923.56-11,723,166.80-6,917,161

Finding the Fourth Proportional to 7,809,923.56, 11,723,166.80 and 6,917,161

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Solution

The fourth proportional to 7,809,923.56, 11,723,166.80 and 6,917,161 is: 10,383,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,809,923.56 : 11,723,166.80 = 6,917,161 : x
  2. Step 2: Convert to fraction form
    7,809,923.56/11,723,166.80 = 6,917,161/x
  3. Step 3: Cross multiply
    7,809,923.56x = 11,723,166.80 × 6,917,161
  4. Step 4: Simplify right side
    7,809,923.56x = 81,091,032,185,454.81
  5. Step 5: Solve for x
    x = 81,091,032,185,454.81/7,809,923.56
  6. Step 6: Final answer
    x = 10,383,076.30

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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.