Finding the Fourth Proportional to 7,320,664.14, 10,980,940.93 and 2,203,071.99
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Solution
The fourth proportional to 7,320,664.14, 10,980,940.93 and 2,203,071.99 is: 3,304,591.35
Step by Step Solution
- Step 1: Write the proportion equation
7,320,664.14 : 10,980,940.93 = 2,203,071.99 : x - Step 2: Convert to fraction form
7,320,664.14/10,980,940.93 = 2,203,071.99/x - Step 3: Cross multiply
7,320,664.14x = 10,980,940.93 × 2,203,071.99 - Step 4: Simplify right side
7,320,664.14x = 24,191,803,375,712.20 - Step 5: Solve for x
x = 24,191,803,375,712.20/7,320,664.14 - Step 6: Final answer
x = 3,304,591.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.