Home / 7,493,836.40-11,238,130.20-3,898,408.40

Finding the Fourth Proportional to 7,493,836.40, 11,238,130.20 and 3,898,408.40

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Solution

The fourth proportional to 7,493,836.40, 11,238,130.20 and 3,898,408.40 is: 5,846,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,836.40 : 11,238,130.20 = 3,898,408.40 : x
  2. Step 2: Convert to fraction form
    7,493,836.40/11,238,130.20 = 3,898,408.40/x
  3. Step 3: Cross multiply
    7,493,836.40x = 11,238,130.20 × 3,898,408.40
  4. Step 4: Simplify right side
    7,493,836.40x = 43,810,821,171,973.68
  5. Step 5: Solve for x
    x = 43,810,821,171,973.68/7,493,836.40
  6. Step 6: Final answer
    x = 5,846,247.35

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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.