Home / 54,632,172.96-75,392,243.92-30,185,712.80

Finding the Fourth Proportional to 54,632,172.96, 75,392,243.92 and 30,185,712.80

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Solution

The fourth proportional to 54,632,172.96, 75,392,243.92 and 30,185,712.80 is: 41,656,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,632,172.96 : 75,392,243.92 = 30,185,712.80 : x
  2. Step 2: Convert to fraction form
    54,632,172.96/75,392,243.92 = 30,185,712.80/x
  3. Step 3: Cross multiply
    54,632,172.96x = 75,392,243.92 × 30,185,712.80
  4. Step 4: Simplify right side
    54,632,172.96x = 2,275,768,622,316,666.50
  5. Step 5: Solve for x
    x = 2,275,768,622,316,666.50/54,632,172.96
  6. Step 6: Final answer
    x = 41,656,198.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.