Home / 25,692,157.92-38,538,303.84-8,664,791.52

Finding the Fourth Proportional to 25,692,157.92, 38,538,303.84 and 8,664,791.52

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Solution

The fourth proportional to 25,692,157.92, 38,538,303.84 and 8,664,791.52 is: 12,997,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692,157.92 : 38,538,303.84 = 8,664,791.52 : x
  2. Step 2: Convert to fraction form
    25,692,157.92/38,538,303.84 = 8,664,791.52/x
  3. Step 3: Cross multiply
    25,692,157.92x = 38,538,303.84 × 8,664,791.52
  4. Step 4: Simplify right side
    25,692,157.92x = 333,926,368,308,015.44
  5. Step 5: Solve for x
    x = 333,926,368,308,015.44/25,692,157.92
  6. Step 6: Final answer
    x = 12,997,209.86

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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.