Home / 13,738,273.60-20,609,743.20-7,346,790.40

Finding the Fourth Proportional to 13,738,273.60, 20,609,743.20 and 7,346,790.40

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Solution

The fourth proportional to 13,738,273.60, 20,609,743.20 and 7,346,790.40 is: 11,021,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,273.60 : 20,609,743.20 = 7,346,790.40 : x
  2. Step 2: Convert to fraction form
    13,738,273.60/20,609,743.20 = 7,346,790.40/x
  3. Step 3: Cross multiply
    13,738,273.60x = 20,609,743.20 × 7,346,790.40
  4. Step 4: Simplify right side
    13,738,273.60x = 151,415,463,488,225.28
  5. Step 5: Solve for x
    x = 151,415,463,488,225.28/13,738,273.60
  6. Step 6: Final answer
    x = 11,021,433.11

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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.