Finding the Fourth Proportional to 5,330,101.42, 7,355,539.95 and 2,882,712.46
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Solution
The fourth proportional to 5,330,101.42, 7,355,539.95 and 2,882,712.46 is: 3,978,143.19
Step by Step Solution
- Step 1: Write the proportion equation
5,330,101.42 : 7,355,539.95 = 2,882,712.46 : x - Step 2: Convert to fraction form
5,330,101.42/7,355,539.95 = 2,882,712.46/x - Step 3: Cross multiply
5,330,101.42x = 7,355,539.95 × 2,882,712.46 - Step 4: Simplify right side
5,330,101.42x = 21,203,906,663,892.78 - Step 5: Solve for x
x = 21,203,906,663,892.78/5,330,101.42 - Step 6: Final answer
x = 3,978,143.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.