Home / 8,939,540.44-12,337,865.76-5,019,736.60

Finding the Fourth Proportional to 8,939,540.44, 12,337,865.76 and 5,019,736.60

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Solution

The fourth proportional to 8,939,540.44, 12,337,865.76 and 5,019,736.60 is: 6,927,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,540.44 : 12,337,865.76 = 5,019,736.60 : x
  2. Step 2: Convert to fraction form
    8,939,540.44/12,337,865.76 = 5,019,736.60/x
  3. Step 3: Cross multiply
    8,939,540.44x = 12,337,865.76 × 5,019,736.60
  4. Step 4: Simplify right side
    8,939,540.44x = 61,932,836,321,358.81
  5. Step 5: Solve for x
    x = 61,932,836,321,358.81/8,939,540.44
  6. Step 6: Final answer
    x = 6,927,966.46

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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.