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Finding the Fourth Proportional to 6,496,829.44, 8,959,666.80 and 5,578,745.92

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Solution

The fourth proportional to 6,496,829.44, 8,959,666.80 and 5,578,745.92 is: 7,693,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,496,829.44 : 8,959,666.80 = 5,578,745.92 : x
  2. Step 2: Convert to fraction form
    6,496,829.44/8,959,666.80 = 5,578,745.92/x
  3. Step 3: Cross multiply
    6,496,829.44x = 8,959,666.80 × 5,578,745.92
  4. Step 4: Simplify right side
    6,496,829.44x = 49,983,704,605,059.46
  5. Step 5: Solve for x
    x = 49,983,704,605,059.46/6,496,829.44
  6. Step 6: Final answer
    x = 7,693,553.46

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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.