Finding the Fourth Proportional to 12,831,232.06, 19,246,887.58 and 3,246,608.58
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Solution
The fourth proportional to 12,831,232.06, 19,246,887.58 and 3,246,608.58 is: 4,869,922.86
Step by Step Solution
- Step 1: Write the proportion equation
12,831,232.06 : 19,246,887.58 = 3,246,608.58 : x - Step 2: Convert to fraction form
12,831,232.06/19,246,887.58 = 3,246,608.58/x - Step 3: Cross multiply
12,831,232.06x = 19,246,887.58 × 3,246,608.58 - Step 4: Simplify right side
12,831,232.06x = 62,487,110,355,523.43 - Step 5: Solve for x
x = 62,487,110,355,523.43/12,831,232.06 - Step 6: Final answer
x = 4,869,922.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.