Finding the Fourth Proportional to 11,303,307.99, 15,598,094.01 and 6,408,861.23
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Solution
The fourth proportional to 11,303,307.99, 15,598,094.01 and 6,408,861.23 is: 8,843,961.43
Step by Step Solution
- Step 1: Write the proportion equation
11,303,307.99 : 15,598,094.01 = 6,408,861.23 : x - Step 2: Convert to fraction form
11,303,307.99/15,598,094.01 = 6,408,861.23/x - Step 3: Cross multiply
11,303,307.99x = 15,598,094.01 × 6,408,861.23 - Step 4: Simplify right side
11,303,307.99x = 99,966,019,884,593.75 - Step 5: Solve for x
x = 99,966,019,884,593.75/11,303,307.99 - Step 6: Final answer
x = 8,843,961.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.