Home / 13,873,794.40-20,801,360.40-7,397,941.60

Finding the Fourth Proportional to 13,873,794.40, 20,801,360.40 and 7,397,941.60

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Solution

The fourth proportional to 13,873,794.40, 20,801,360.40 and 7,397,941.60 is: 11,091,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,794.40 : 20,801,360.40 = 7,397,941.60 : x
  2. Step 2: Convert to fraction form
    13,873,794.40/20,801,360.40 = 7,397,941.60/x
  3. Step 3: Cross multiply
    13,873,794.40x = 20,801,360.40 × 7,397,941.60
  4. Step 4: Simplify right side
    13,873,794.40x = 153,887,249,439,752.62
  5. Step 5: Solve for x
    x = 153,887,249,439,752.62/13,873,794.40
  6. Step 6: Final answer
    x = 11,091,936.71

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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.