Finding the Fourth Proportional to 19,732,348.82, 27,230,750.60 and 11,030,888.18
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Solution
The fourth proportional to 19,732,348.82, 27,230,750.60 and 11,030,888.18 is: 15,222,686.74
Step by Step Solution
- Step 1: Write the proportion equation
19,732,348.82 : 27,230,750.60 = 11,030,888.18 : x - Step 2: Convert to fraction form
19,732,348.82/27,230,750.60 = 11,030,888.18/x - Step 3: Cross multiply
19,732,348.82x = 27,230,750.60 × 11,030,888.18 - Step 4: Simplify right side
19,732,348.82x = 300,379,364,734,759.75 - Step 5: Solve for x
x = 300,379,364,734,759.75/19,732,348.82 - Step 6: Final answer
x = 15,222,686.74
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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.