Finding the Fourth Proportional to 36,687,782.92, 55,036,988.76 and 13,656,803.08
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Solution
The fourth proportional to 36,687,782.92, 55,036,988.76 and 13,656,803.08 is: 20,487,182.87
Step by Step Solution
- Step 1: Write the proportion equation
36,687,782.92 : 55,036,988.76 = 13,656,803.08 : x - Step 2: Convert to fraction form
36,687,782.92/55,036,988.76 = 13,656,803.08/x - Step 3: Cross multiply
36,687,782.92x = 55,036,988.76 × 13,656,803.08 - Step 4: Simplify right side
36,687,782.92x = 751,629,317,611,493.38 - Step 5: Solve for x
x = 751,629,317,611,493.38/36,687,782.92 - Step 6: Final answer
x = 20,487,182.87
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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.