Home / 18,829,399.05-28,244,098.58-5,364,477.45

Finding the Fourth Proportional to 18,829,399.05, 28,244,098.58 and 5,364,477.45

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Solution

The fourth proportional to 18,829,399.05, 28,244,098.58 and 5,364,477.45 is: 8,046,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829,399.05 : 28,244,098.58 = 5,364,477.45 : x
  2. Step 2: Convert to fraction form
    18,829,399.05/28,244,098.58 = 5,364,477.45/x
  3. Step 3: Cross multiply
    18,829,399.05x = 28,244,098.58 × 5,364,477.45
  4. Step 4: Simplify right side
    18,829,399.05x = 151,514,829,901,164.62
  5. Step 5: Solve for x
    x = 151,514,829,901,164.62/18,829,399.05
  6. Step 6: Final answer
    x = 8,046,716.18

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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.