Home / 11,795,889.25-16,269,942.02-7,873,667.84

Finding the Fourth Proportional to 11,795,889.25, 16,269,942.02 and 7,873,667.84

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Solution

The fourth proportional to 11,795,889.25, 16,269,942.02 and 7,873,667.84 is: 10,860,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795,889.25 : 16,269,942.02 = 7,873,667.84 : x
  2. Step 2: Convert to fraction form
    11,795,889.25/16,269,942.02 = 7,873,667.84/x
  3. Step 3: Cross multiply
    11,795,889.25x = 16,269,942.02 × 7,873,667.84
  4. Step 4: Simplify right side
    11,795,889.25x = 128,104,119,301,897.67
  5. Step 5: Solve for x
    x = 128,104,119,301,897.67/11,795,889.25
  6. Step 6: Final answer
    x = 10,860,064.61

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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.