Home / 7,315,469.24-10,973,172.52-1,850,615.78

Finding the Fourth Proportional to 7,315,469.24, 10,973,172.52 and 1,850,615.78

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Solution

The fourth proportional to 7,315,469.24, 10,973,172.52 and 1,850,615.78 is: 2,775,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,469.24 : 10,973,172.52 = 1,850,615.78 : x
  2. Step 2: Convert to fraction form
    7,315,469.24/10,973,172.52 = 1,850,615.78/x
  3. Step 3: Cross multiply
    7,315,469.24x = 10,973,172.52 × 1,850,615.78
  4. Step 4: Simplify right side
    7,315,469.24x = 20,307,126,222,174.36
  5. Step 5: Solve for x
    x = 20,307,126,222,174.36/7,315,469.24
  6. Step 6: Final answer
    x = 2,775,915.74

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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.