Home / 54,539,739.20-81,809,608.80-34,132,404.80

Finding the Fourth Proportional to 54,539,739.20, 81,809,608.80 and 34,132,404.80

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Solution

The fourth proportional to 54,539,739.20, 81,809,608.80 and 34,132,404.80 is: 51,198,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,539,739.20 : 81,809,608.80 = 34,132,404.80 : x
  2. Step 2: Convert to fraction form
    54,539,739.20/81,809,608.80 = 34,132,404.80/x
  3. Step 3: Cross multiply
    54,539,739.20x = 81,809,608.80 × 34,132,404.80
  4. Step 4: Simplify right side
    54,539,739.20x = 2,792,358,684,091,242
  5. Step 5: Solve for x
    x = 2,792,358,684,091,242/54,539,739.20
  6. Step 6: Final answer
    x = 51,198,607.20

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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.