Home / 20,250,230.81-30,382,448.50-5,874,161.27

Finding the Fourth Proportional to 20,250,230.81, 30,382,448.50 and 5,874,161.27

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Solution

The fourth proportional to 20,250,230.81, 30,382,448.50 and 5,874,161.27 is: 8,813,302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250,230.81 : 30,382,448.50 = 5,874,161.27 : x
  2. Step 2: Convert to fraction form
    20,250,230.81/30,382,448.50 = 5,874,161.27/x
  3. Step 3: Cross multiply
    20,250,230.81x = 30,382,448.50 × 5,874,161.27
  4. Step 4: Simplify right side
    20,250,230.81x = 178,471,402,235,834.22
  5. Step 5: Solve for x
    x = 178,471,402,235,834.22/20,250,230.81
  6. Step 6: Final answer
    x = 8,813,302.13

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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.