Finding the Fourth Proportional to 18,473,536.82, 27,707,663.82 and 6,342,772.70
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Solution
The fourth proportional to 18,473,536.82, 27,707,663.82 and 6,342,772.70 is: 9,513,252.14
Step by Step Solution
- Step 1: Write the proportion equation
18,473,536.82 : 27,707,663.82 = 6,342,772.70 : x - Step 2: Convert to fraction form
18,473,536.82/27,707,663.82 = 6,342,772.70/x - Step 3: Cross multiply
18,473,536.82x = 27,707,663.82 × 6,342,772.70 - Step 4: Simplify right side
18,473,536.82x = 175,743,413,658,273.72 - Step 5: Solve for x
x = 175,743,413,658,273.72/18,473,536.82 - Step 6: Final answer
x = 9,513,252.14
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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.