Home / 7,618,530.07-10,513,053.92-4,180,992.54

Finding the Fourth Proportional to 7,618,530.07, 10,513,053.92 and 4,180,992.54

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Solution

The fourth proportional to 7,618,530.07, 10,513,053.92 and 4,180,992.54 is: 5,769,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,530.07 : 10,513,053.92 = 4,180,992.54 : x
  2. Step 2: Convert to fraction form
    7,618,530.07/10,513,053.92 = 4,180,992.54/x
  3. Step 3: Cross multiply
    7,618,530.07x = 10,513,053.92 × 4,180,992.54
  4. Step 4: Simplify right side
    7,618,530.07x = 43,954,999,959,648.20
  5. Step 5: Solve for x
    x = 43,954,999,959,648.20/7,618,530.07
  6. Step 6: Final answer
    x = 5,769,485.66

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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.