Finding the Fourth Proportional to 5,529,651.84, 7,631,081.28 and 3,237,598.08
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Solution
The fourth proportional to 5,529,651.84, 7,631,081.28 and 3,237,598.08 is: 4,467,980.05
Step by Step Solution
- Step 1: Write the proportion equation
5,529,651.84 : 7,631,081.28 = 3,237,598.08 : x - Step 2: Convert to fraction form
5,529,651.84/7,631,081.28 = 3,237,598.08/x - Step 3: Cross multiply
5,529,651.84x = 7,631,081.28 × 3,237,598.08 - Step 4: Simplify right side
5,529,651.84x = 24,706,374,100,451.95 - Step 5: Solve for x
x = 24,706,374,100,451.95/5,529,651.84 - Step 6: Final answer
x = 4,467,980.05
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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.