Home / 30,922,467.36-42,673,517.64-16,985,110.56

Finding the Fourth Proportional to 30,922,467.36, 42,673,517.64 and 16,985,110.56

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Solution

The fourth proportional to 30,922,467.36, 42,673,517.64 and 16,985,110.56 is: 23,439,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,922,467.36 : 42,673,517.64 = 16,985,110.56 : x
  2. Step 2: Convert to fraction form
    30,922,467.36/42,673,517.64 = 16,985,110.56/x
  3. Step 3: Cross multiply
    30,922,467.36x = 42,673,517.64 × 16,985,110.56
  4. Step 4: Simplify right side
    30,922,467.36x = 724,814,415,099,510.25
  5. Step 5: Solve for x
    x = 724,814,415,099,510.25/30,922,467.36
  6. Step 6: Final answer
    x = 23,439,734.18

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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.