Finding the Fourth Proportional to 19,703,615.59, 29,558,244.09 and 6,057,907.76
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Solution
The fourth proportional to 19,703,615.59, 29,558,244.09 and 6,057,907.76 is: 9,087,728.87
Step by Step Solution
- Step 1: Write the proportion equation
19,703,615.59 : 29,558,244.09 = 6,057,907.76 : x - Step 2: Convert to fraction form
19,703,615.59/29,558,244.09 = 6,057,907.76/x - Step 3: Cross multiply
19,703,615.59x = 29,558,244.09 × 6,057,907.76 - Step 4: Simplify right side
19,703,615.59x = 179,061,116,341,397.91 - Step 5: Solve for x
x = 179,061,116,341,397.91/19,703,615.59 - Step 6: Final answer
x = 9,087,728.87
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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.