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Finding the Fourth Proportional to 6,798,978.14, 10,198,467.20 and 2,248,804.35

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Solution

The fourth proportional to 6,798,978.14, 10,198,467.20 and 2,248,804.35 is: 3,373,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798,978.14 : 10,198,467.20 = 2,248,804.35 : x
  2. Step 2: Convert to fraction form
    6,798,978.14/10,198,467.20 = 2,248,804.35/x
  3. Step 3: Cross multiply
    6,798,978.14x = 10,198,467.20 × 2,248,804.35
  4. Step 4: Simplify right side
    6,798,978.14x = 22,934,357,408,314.33
  5. Step 5: Solve for x
    x = 22,934,357,408,314.33/6,798,978.14
  6. Step 6: Final answer
    x = 3,373,206.53

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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.