Home / 18,005,429.25-27,008,213.13-4,358,553.30

Finding the Fourth Proportional to 18,005,429.25, 27,008,213.13 and 4,358,553.30

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Solution

The fourth proportional to 18,005,429.25, 27,008,213.13 and 4,358,553.30 is: 6,537,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,429.25 : 27,008,213.13 = 4,358,553.30 : x
  2. Step 2: Convert to fraction form
    18,005,429.25/27,008,213.13 = 4,358,553.30/x
  3. Step 3: Cross multiply
    18,005,429.25x = 27,008,213.13 × 4,358,553.30
  4. Step 4: Simplify right side
    18,005,429.25x = 117,716,736,464,864.81
  5. Step 5: Solve for x
    x = 117,716,736,464,864.81/18,005,429.25
  6. Step 6: Final answer
    x = 6,537,846.71

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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.