Home / 43,785,027.60-65,714,866.20-19,561,232.40

Finding the Fourth Proportional to 43,785,027.60, 65,714,866.20 and 19,561,232.40

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Solution

The fourth proportional to 43,785,027.60, 65,714,866.20 and 19,561,232.40 is: 29,358,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,785,027.60 : 65,714,866.20 = 19,561,232.40 : x
  2. Step 2: Convert to fraction form
    43,785,027.60/65,714,866.20 = 19,561,232.40/x
  3. Step 3: Cross multiply
    43,785,027.60x = 65,714,866.20 × 19,561,232.40
  4. Step 4: Simplify right side
    43,785,027.60x = 1,285,463,769,873,104.75
  5. Step 5: Solve for x
    x = 1,285,463,769,873,104.75/43,785,027.60
  6. Step 6: Final answer
    x = 29,358,523.69

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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.