Home / 4,877,039.05-7,285,895.75-3,157,171.31

Finding the Fourth Proportional to 4,877,039.05, 7,285,895.75 and 3,157,171.31

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Solution

The fourth proportional to 4,877,039.05, 7,285,895.75 and 3,157,171.31 is: 4,716,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877,039.05 : 7,285,895.75 = 3,157,171.31 : x
  2. Step 2: Convert to fraction form
    4,877,039.05/7,285,895.75 = 3,157,171.31/x
  3. Step 3: Cross multiply
    4,877,039.05x = 7,285,895.75 × 3,157,171.31
  4. Step 4: Simplify right side
    4,877,039.05x = 23,002,821,055,658.60
  5. Step 5: Solve for x
    x = 23,002,821,055,658.60/4,877,039.05
  6. Step 6: Final answer
    x = 4,716,554.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.