Home / 18,698,147.09-28,048,241.24-5,917,698.17

Finding the Fourth Proportional to 18,698,147.09, 28,048,241.24 and 5,917,698.17

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Solution

The fourth proportional to 18,698,147.09, 28,048,241.24 and 5,917,698.17 is: 8,876,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698,147.09 : 28,048,241.24 = 5,917,698.17 : x
  2. Step 2: Convert to fraction form
    18,698,147.09/28,048,241.24 = 5,917,698.17/x
  3. Step 3: Cross multiply
    18,698,147.09x = 28,048,241.24 × 5,917,698.17
  4. Step 4: Simplify right side
    18,698,147.09x = 165,981,025,828,078.03
  5. Step 5: Solve for x
    x = 165,981,025,828,078.03/18,698,147.09
  6. Step 6: Final answer
    x = 8,876,870.26

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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.