Home / 20,617,814.16-30,926,524.44-12,533,022.48

Finding the Fourth Proportional to 20,617,814.16, 30,926,524.44 and 12,533,022.48

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Solution

The fourth proportional to 20,617,814.16, 30,926,524.44 and 12,533,022.48 is: 18,799,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617,814.16 : 30,926,524.44 = 12,533,022.48 : x
  2. Step 2: Convert to fraction form
    20,617,814.16/30,926,524.44 = 12,533,022.48/x
  3. Step 3: Cross multiply
    20,617,814.16x = 30,926,524.44 × 12,533,022.48
  4. Step 4: Simplify right side
    20,617,814.16x = 387,602,826,034,789.44
  5. Step 5: Solve for x
    x = 387,602,826,034,789.44/20,617,814.16
  6. Step 6: Final answer
    x = 18,799,414.09

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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.