Home / 13,924,220.25-20,908,191.93-11,793,183.76

Finding the Fourth Proportional to 13,924,220.25, 20,908,191.93 and 11,793,183.76

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Solution

The fourth proportional to 13,924,220.25, 20,908,191.93 and 11,793,183.76 is: 17,708,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924,220.25 : 20,908,191.93 = 11,793,183.76 : x
  2. Step 2: Convert to fraction form
    13,924,220.25/20,908,191.93 = 11,793,183.76/x
  3. Step 3: Cross multiply
    13,924,220.25x = 20,908,191.93 × 11,793,183.76
  4. Step 4: Simplify right side
    13,924,220.25x = 246,574,149,501,749.88
  5. Step 5: Solve for x
    x = 246,574,149,501,749.88/13,924,220.25
  6. Step 6: Final answer
    x = 17,708,291.38

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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.