Home / 25,077,739.90-34,484,560.37-21,764,281.60

Finding the Fourth Proportional to 25,077,739.90, 34,484,560.37 and 21,764,281.60

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Solution

The fourth proportional to 25,077,739.90, 34,484,560.37 and 21,764,281.60 is: 29,928,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,077,739.90 : 34,484,560.37 = 21,764,281.60 : x
  2. Step 2: Convert to fraction form
    25,077,739.90/34,484,560.37 = 21,764,281.60/x
  3. Step 3: Cross multiply
    25,077,739.90x = 34,484,560.37 × 21,764,281.60
  4. Step 4: Simplify right side
    25,077,739.90x = 750,531,682,658,668.75
  5. Step 5: Solve for x
    x = 750,531,682,658,668.75/25,077,739.90
  6. Step 6: Final answer
    x = 29,928,202.69

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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.