Home / 19,067,559.40-28,601,339.10-13,664,794.60

Finding the Fourth Proportional to 19,067,559.40, 28,601,339.10 and 13,664,794.60

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Solution

The fourth proportional to 19,067,559.40, 28,601,339.10 and 13,664,794.60 is: 20,497,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067,559.40 : 28,601,339.10 = 13,664,794.60 : x
  2. Step 2: Convert to fraction form
    19,067,559.40/28,601,339.10 = 13,664,794.60/x
  3. Step 3: Cross multiply
    19,067,559.40x = 28,601,339.10 × 13,664,794.60
  4. Step 4: Simplify right side
    19,067,559.40x = 390,831,424,086,448.88
  5. Step 5: Solve for x
    x = 390,831,424,086,448.88/19,067,559.40
  6. Step 6: Final answer
    x = 20,497,191.90

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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.