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Finding the Fourth Proportional to 6,354,353.76, 8,769,066.39 and 3,453,751.32

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Solution

The fourth proportional to 6,354,353.76, 8,769,066.39 and 3,453,751.32 is: 4,766,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354,353.76 : 8,769,066.39 = 3,453,751.32 : x
  2. Step 2: Convert to fraction form
    6,354,353.76/8,769,066.39 = 3,453,751.32/x
  3. Step 3: Cross multiply
    6,354,353.76x = 8,769,066.39 × 3,453,751.32
  4. Step 4: Simplify right side
    6,354,353.76x = 30,286,174,619,630.14
  5. Step 5: Solve for x
    x = 30,286,174,619,630.14/6,354,353.76
  6. Step 6: Final answer
    x = 4,766,208.46

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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.