Home / 18,660,750.88-25,751,955.75-10,401,336.91

Finding the Fourth Proportional to 18,660,750.88, 25,751,955.75 and 10,401,336.91

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Solution

The fourth proportional to 18,660,750.88, 25,751,955.75 and 10,401,336.91 is: 14,353,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660,750.88 : 25,751,955.75 = 10,401,336.91 : x
  2. Step 2: Convert to fraction form
    18,660,750.88/25,751,955.75 = 10,401,336.91/x
  3. Step 3: Cross multiply
    18,660,750.88x = 25,751,955.75 × 10,401,336.91
  4. Step 4: Simplify right side
    18,660,750.88x = 267,854,767,847,161.75
  5. Step 5: Solve for x
    x = 267,854,767,847,161.75/18,660,750.88
  6. Step 6: Final answer
    x = 14,353,911.56

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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.