Finding the Fourth Proportional to 25,008,307.03, 37,507,211.75 and 7,053,211.99
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Solution
The fourth proportional to 25,008,307.03, 37,507,211.75 and 7,053,211.99 is: 10,578,337.64
Step by Step Solution
- Step 1: Write the proportion equation
25,008,307.03 : 37,507,211.75 = 7,053,211.99 : x - Step 2: Convert to fraction form
25,008,307.03/37,507,211.75 = 7,053,211.99/x - Step 3: Cross multiply
25,008,307.03x = 37,507,211.75 × 7,053,211.99 - Step 4: Simplify right side
25,008,307.03x = 264,546,315,591,302.81 - Step 5: Solve for x
x = 264,546,315,591,302.81/25,008,307.03 - Step 6: Final answer
x = 10,578,337.64
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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.