Home / 54,539,741.20-81,809,611.80-34,132,406.80

Finding the Fourth Proportional to 54,539,741.20, 81,809,611.80 and 34,132,406.80

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Solution

The fourth proportional to 54,539,741.20, 81,809,611.80 and 34,132,406.80 is: 51,198,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539,741.20 : 81,809,611.80 = 34,132,406.80 : x
  2. Step 2: Convert to fraction form
    54,539,741.20/81,809,611.80 = 34,132,406.80/x
  3. Step 3: Cross multiply
    54,539,741.20x = 81,809,611.80 × 34,132,406.80
  4. Step 4: Simplify right side
    54,539,741.20x = 2,792,358,950,107,680
  5. Step 5: Solve for x
    x = 2,792,358,950,107,680/54,539,741.20
  6. Step 6: Final answer
    x = 51,198,610.20

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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.