Home / 40,095,177.34-55,331,367.75-21,760,462.84

Finding the Fourth Proportional to 40,095,177.34, 55,331,367.75 and 21,760,462.84

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Solution

The fourth proportional to 40,095,177.34, 55,331,367.75 and 21,760,462.84 is: 30,029,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,095,177.34 : 55,331,367.75 = 21,760,462.84 : x
  2. Step 2: Convert to fraction form
    40,095,177.34/55,331,367.75 = 21,760,462.84/x
  3. Step 3: Cross multiply
    40,095,177.34x = 55,331,367.75 × 21,760,462.84
  4. Step 4: Simplify right side
    40,095,177.34x = 1,204,036,171,775,667.25
  5. Step 5: Solve for x
    x = 1,204,036,171,775,667.25/40,095,177.34
  6. Step 6: Final answer
    x = 30,029,451.21

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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.