Home / 54,462,078.40-81,693,117.60-50,305,028.80

Finding the Fourth Proportional to 54,462,078.40, 81,693,117.60 and 50,305,028.80

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Solution

The fourth proportional to 54,462,078.40, 81,693,117.60 and 50,305,028.80 is: 75,457,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462,078.40 : 81,693,117.60 = 50,305,028.80 : x
  2. Step 2: Convert to fraction form
    54,462,078.40/81,693,117.60 = 50,305,028.80/x
  3. Step 3: Cross multiply
    54,462,078.40x = 81,693,117.60 × 50,305,028.80
  4. Step 4: Simplify right side
    54,462,078.40x = 4,109,574,633,629,786.50
  5. Step 5: Solve for x
    x = 4,109,574,633,629,786.50/54,462,078.40
  6. Step 6: Final answer
    x = 75,457,543.20

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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.