Finding the Fourth Proportional to 36,696,855.40, 55,031,286.30 and 11,129,367.40
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Solution
The fourth proportional to 36,696,855.40, 55,031,286.30 and 11,129,367.40 is: 16,689,806.17
Step by Step Solution
- Step 1: Write the proportion equation
36,696,855.40 : 55,031,286.30 = 11,129,367.40 : x - Step 2: Convert to fraction form
36,696,855.40/55,031,286.30 = 11,129,367.40/x - Step 3: Cross multiply
36,696,855.40x = 55,031,286.30 × 11,129,367.40 - Step 4: Simplify right side
36,696,855.40x = 612,463,403,727,286.62 - Step 5: Solve for x
x = 612,463,403,727,286.62/36,696,855.40 - Step 6: Final answer
x = 16,689,806.17
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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.