Finding the Fourth Proportional to 8,876,725.90, 13,303,318.11 and 4,558,601.68
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Solution
The fourth proportional to 8,876,725.90, 13,303,318.11 and 4,558,601.68 is: 6,831,857.71
Step by Step Solution
- Step 1: Write the proportion equation
8,876,725.90 : 13,303,318.11 = 4,558,601.68 : x - Step 2: Convert to fraction form
8,876,725.90/13,303,318.11 = 4,558,601.68/x - Step 3: Cross multiply
8,876,725.90x = 13,303,318.11 × 4,558,601.68 - Step 4: Simplify right side
8,876,725.90x = 60,644,528,285,820.42 - Step 5: Solve for x
x = 60,644,528,285,820.42/8,876,725.90 - Step 6: Final answer
x = 6,831,857.71
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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.