Home / 18,660,752.89-25,751,958.53-10,401,338.90

Finding the Fourth Proportional to 18,660,752.89, 25,751,958.53 and 10,401,338.90

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Solution

The fourth proportional to 18,660,752.89, 25,751,958.53 and 10,401,338.90 is: 14,353,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660,752.89 : 25,751,958.53 = 10,401,338.90 : x
  2. Step 2: Convert to fraction form
    18,660,752.89/25,751,958.53 = 10,401,338.90/x
  3. Step 3: Cross multiply
    18,660,752.89x = 25,751,958.53 × 10,401,338.90
  4. Step 4: Simplify right side
    18,660,752.89x = 267,854,848,021,649
  5. Step 5: Solve for x
    x = 267,854,848,021,649/18,660,752.89
  6. Step 6: Final answer
    x = 14,353,914.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.