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Finding the Fourth Proportional to 6,329,307.00, 8,734,435.77 and 3,428,709.86

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Solution

The fourth proportional to 6,329,307.00, 8,734,435.77 and 3,428,709.86 is: 4,731,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329,307.00 : 8,734,435.77 = 3,428,709.86 : x
  2. Step 2: Convert to fraction form
    6,329,307.00/8,734,435.77 = 3,428,709.86/x
  3. Step 3: Cross multiply
    6,329,307.00x = 8,734,435.77 × 3,428,709.86
  4. Step 4: Simplify right side
    6,329,307.00x = 29,947,846,080,829.44
  5. Step 5: Solve for x
    x = 29,947,846,080,829.44/6,329,307.00
  6. Step 6: Final answer
    x = 4,731,615.34

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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.