Home / 39,405,685.14-54,383,208.03-22,005,393.39

Finding the Fourth Proportional to 39,405,685.14, 54,383,208.03 and 22,005,393.39

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Solution

The fourth proportional to 39,405,685.14, 54,383,208.03 and 22,005,393.39 is: 30,369,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,405,685.14 : 54,383,208.03 = 22,005,393.39 : x
  2. Step 2: Convert to fraction form
    39,405,685.14/54,383,208.03 = 22,005,393.39/x
  3. Step 3: Cross multiply
    39,405,685.14x = 54,383,208.03 × 22,005,393.39
  4. Step 4: Simplify right side
    39,405,685.14x = 1,196,723,886,510,357
  5. Step 5: Solve for x
    x = 1,196,723,886,510,357/39,405,685.14
  6. Step 6: Final answer
    x = 30,369,320.63

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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.