Finding the Fourth Proportional to 19,815,991, 29,728,980.42 and 5,632,567
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Solution
The fourth proportional to 19,815,991, 29,728,980.42 and 5,632,567 is: 8,450,269.99
Step by Step Solution
- Step 1: Write the proportion equation
19,815,991 : 29,728,980.42 = 5,632,567 : x - Step 2: Convert to fraction form
19,815,991/29,728,980.42 = 5,632,567/x - Step 3: Cross multiply
19,815,991x = 29,728,980.42 × 5,632,567 - Step 4: Simplify right side
19,815,991x = 167,450,474,057,338.16 - Step 5: Solve for x
x = 167,450,474,057,338.16/19,815,991 - Step 6: Final answer
x = 8,450,269.99
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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.