Finding the Fourth Proportional to 19,542,845.09, 29,295,204.86 and 9,304,954.08
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Solution
The fourth proportional to 19,542,845.09, 29,295,204.86 and 9,304,954.08 is: 13,948,354.73
Step by Step Solution
- Step 1: Write the proportion equation
19,542,845.09 : 29,295,204.86 = 9,304,954.08 : x - Step 2: Convert to fraction form
19,542,845.09/29,295,204.86 = 9,304,954.08/x - Step 3: Cross multiply
19,542,845.09x = 29,295,204.86 × 9,304,954.08 - Step 4: Simplify right side
19,542,845.09x = 272,590,535,840,016.78 - Step 5: Solve for x
x = 272,590,535,840,016.78/19,542,845.09 - Step 6: Final answer
x = 13,948,354.73
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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.