Home / 16,007,955.47-22,090,953-8,665,786.65

Finding the Fourth Proportional to 16,007,955.47, 22,090,953 and 8,665,786.65

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Solution

The fourth proportional to 16,007,955.47, 22,090,953 and 8,665,786.65 is: 11,958,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007,955.47 : 22,090,953 = 8,665,786.65 : x
  2. Step 2: Convert to fraction form
    16,007,955.47/22,090,953 = 8,665,786.65/x
  3. Step 3: Cross multiply
    16,007,955.47x = 22,090,953 × 8,665,786.65
  4. Step 4: Simplify right side
    16,007,955.47x = 191,435,485,593,177.47
  5. Step 5: Solve for x
    x = 191,435,485,593,177.47/16,007,955.47
  6. Step 6: Final answer
    x = 11,958,771.75

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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.