Home / 19,724,452.20-29,565,683.10-7,589,226.60

Finding the Fourth Proportional to 19,724,452.20, 29,565,683.10 and 7,589,226.60

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Solution

The fourth proportional to 19,724,452.20, 29,565,683.10 and 7,589,226.60 is: 11,375,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724,452.20 : 29,565,683.10 = 7,589,226.60 : x
  2. Step 2: Convert to fraction form
    19,724,452.20/29,565,683.10 = 7,589,226.60/x
  3. Step 3: Cross multiply
    19,724,452.20x = 29,565,683.10 × 7,589,226.60
  4. Step 4: Simplify right side
    19,724,452.20x = 224,380,668,629,690.47
  5. Step 5: Solve for x
    x = 224,380,668,629,690.47/19,724,452.20
  6. Step 6: Final answer
    x = 11,375,761.74

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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.