Home / 6,873,505.94-9,485,172.89-3,817,913.78

Finding the Fourth Proportional to 6,873,505.94, 9,485,172.89 and 3,817,913.78

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Solution

The fourth proportional to 6,873,505.94, 9,485,172.89 and 3,817,913.78 is: 5,268,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873,505.94 : 9,485,172.89 = 3,817,913.78 : x
  2. Step 2: Convert to fraction form
    6,873,505.94/9,485,172.89 = 3,817,913.78/x
  3. Step 3: Cross multiply
    6,873,505.94x = 9,485,172.89 × 3,817,913.78
  4. Step 4: Simplify right side
    6,873,505.94x = 36,213,572,215,897.99
  5. Step 5: Solve for x
    x = 36,213,572,215,897.99/6,873,505.94
  6. Step 6: Final answer
    x = 5,268,573.64

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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.