Finding the Fourth Proportional to 5,706,043.97, 7,869,749.24 and 5,016,240.93
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Solution
The fourth proportional to 5,706,043.97, 7,869,749.24 and 5,016,240.93 is: 6,918,376.10
Step by Step Solution
- Step 1: Write the proportion equation
5,706,043.97 : 7,869,749.24 = 5,016,240.93 : x - Step 2: Convert to fraction form
5,706,043.97/7,869,749.24 = 5,016,240.93/x - Step 3: Cross multiply
5,706,043.97x = 7,869,749.24 × 5,016,240.93 - Step 4: Simplify right side
5,706,043.97x = 39,476,558,221,443.19 - Step 5: Solve for x
x = 39,476,558,221,443.19/5,706,043.97 - Step 6: Final answer
x = 6,918,376.10
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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.