Finding the Fourth Proportional to 7,197,552.13, 10,796,328.20 and 2,405,241.40
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Solution
The fourth proportional to 7,197,552.13, 10,796,328.20 and 2,405,241.40 is: 3,607,862.09
Step by Step Solution
- Step 1: Write the proportion equation
7,197,552.13 : 10,796,328.20 = 2,405,241.40 : x - Step 2: Convert to fraction form
7,197,552.13/10,796,328.20 = 2,405,241.40/x - Step 3: Cross multiply
7,197,552.13x = 10,796,328.20 × 2,405,241.40 - Step 4: Simplify right side
7,197,552.13x = 25,967,775,501,991.45 - Step 5: Solve for x
x = 25,967,775,501,991.45/7,197,552.13 - Step 6: Final answer
x = 3,607,862.09
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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.