Finding the Fourth Proportional to 7,322,318.68, 10,104,799.56 and 4,059,125.14
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Solution
The fourth proportional to 7,322,318.68, 10,104,799.56 and 4,059,125.14 is: 5,601,592.57
Step by Step Solution
- Step 1: Write the proportion equation
7,322,318.68 : 10,104,799.56 = 4,059,125.14 : x - Step 2: Convert to fraction form
7,322,318.68/10,104,799.56 = 4,059,125.14/x - Step 3: Cross multiply
7,322,318.68x = 10,104,799.56 × 4,059,125.14 - Step 4: Simplify right side
7,322,318.68x = 41,016,645,903,394.95 - Step 5: Solve for x
x = 41,016,645,903,394.95/7,322,318.68 - Step 6: Final answer
x = 5,601,592.57
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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.