Home / 43,382,579.60-65,030,760.90-21,751,159.43

Finding the Fourth Proportional to 43,382,579.60, 65,030,760.90 and 21,751,159.43

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Solution

The fourth proportional to 43,382,579.60, 65,030,760.90 and 21,751,159.43 is: 32,605,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,382,579.60 : 65,030,760.90 = 21,751,159.43 : x
  2. Step 2: Convert to fraction form
    43,382,579.60/65,030,760.90 = 21,751,159.43/x
  3. Step 3: Cross multiply
    43,382,579.60x = 65,030,760.90 × 21,751,159.43
  4. Step 4: Simplify right side
    43,382,579.60x = 1,414,494,448,352,687.25
  5. Step 5: Solve for x
    x = 1,414,494,448,352,687.25/43,382,579.60
  6. Step 6: Final answer
    x = 32,605,125.41

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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.