Finding the Fourth Proportional to 11,530,557.97, 15,912,359.14 and 6,884,748.93
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Solution
The fourth proportional to 11,530,557.97, 15,912,359.14 and 6,884,748.93 is: 9,501,066.46
Step by Step Solution
- Step 1: Write the proportion equation
11,530,557.97 : 15,912,359.14 = 6,884,748.93 : x - Step 2: Convert to fraction form
11,530,557.97/15,912,359.14 = 6,884,748.93/x - Step 3: Cross multiply
11,530,557.97x = 15,912,359.14 × 6,884,748.93 - Step 4: Simplify right side
11,530,557.97x = 109,552,597,611,277.55 - Step 5: Solve for x
x = 109,552,597,611,277.55/11,530,557.97 - Step 6: Final answer
x = 9,501,066.46
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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.