Home / 30,131,730.54-41,580,022.41-16,380,574.38

Finding the Fourth Proportional to 30,131,730.54, 41,580,022.41 and 16,380,574.38

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Solution

The fourth proportional to 30,131,730.54, 41,580,022.41 and 16,380,574.38 is: 22,604,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131,730.54 : 41,580,022.41 = 16,380,574.38 : x
  2. Step 2: Convert to fraction form
    30,131,730.54/41,580,022.41 = 16,380,574.38/x
  3. Step 3: Cross multiply
    30,131,730.54x = 41,580,022.41 × 16,380,574.38
  4. Step 4: Simplify right side
    30,131,730.54x = 681,104,649,809,071.88
  5. Step 5: Solve for x
    x = 681,104,649,809,071.88/30,131,730.54
  6. Step 6: Final answer
    x = 22,604,232.73

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1.5x scale

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.