Home / 12,201,730.74-18,297,934.83-4,112,532.90

Finding the Fourth Proportional to 12,201,730.74, 18,297,934.83 and 4,112,532.90

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Solution

The fourth proportional to 12,201,730.74, 18,297,934.83 and 4,112,532.90 is: 6,167,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,730.74 : 18,297,934.83 = 4,112,532.90 : x
  2. Step 2: Convert to fraction form
    12,201,730.74/18,297,934.83 = 4,112,532.90/x
  3. Step 3: Cross multiply
    12,201,730.74x = 18,297,934.83 × 4,112,532.90
  4. Step 4: Simplify right side
    12,201,730.74x = 75,250,858,990,430.89
  5. Step 5: Solve for x
    x = 75,250,858,990,430.89/12,201,730.74
  6. Step 6: Final answer
    x = 6,167,228.29

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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.