Home / 38,414,664.40-57,613,740.64-12,155,581.02

Finding the Fourth Proportional to 38,414,664.40, 57,613,740.64 and 12,155,581.02

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Solution

The fourth proportional to 38,414,664.40, 57,613,740.64 and 12,155,581.02 is: 18,230,759.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,414,664.40 : 57,613,740.64 = 12,155,581.02 : x
  2. Step 2: Convert to fraction form
    38,414,664.40/57,613,740.64 = 12,155,581.02/x
  3. Step 3: Cross multiply
    38,414,664.40x = 57,613,740.64 × 12,155,581.02
  4. Step 4: Simplify right side
    38,414,664.40x = 700,328,492,214,786.62
  5. Step 5: Solve for x
    x = 700,328,492,214,786.62/38,414,664.40
  6. Step 6: Final answer
    x = 18,230,759.09

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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.