Finding the Fourth Proportional to 5,274,042.47, 7,950,593.05 and 4,922,501.06
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Solution
The fourth proportional to 5,274,042.47, 7,950,593.05 and 4,922,501.06 is: 7,420,646.09
Step by Step Solution
- Step 1: Write the proportion equation
5,274,042.47 : 7,950,593.05 = 4,922,501.06 : x - Step 2: Convert to fraction form
5,274,042.47/7,950,593.05 = 4,922,501.06/x - Step 3: Cross multiply
5,274,042.47x = 7,950,593.05 × 4,922,501.06 - Step 4: Simplify right side
5,274,042.47x = 39,136,802,654,964.73 - Step 5: Solve for x
x = 39,136,802,654,964.73/5,274,042.47 - Step 6: Final answer
x = 7,420,646.09
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.