Finding the Fourth Proportional to 10,666,603.80, 15,987,114.30 and 5,473,873.08
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Solution
The fourth proportional to 10,666,603.80, 15,987,114.30 and 5,473,873.08 is: 8,204,245.35
Step by Step Solution
- Step 1: Write the proportion equation
10,666,603.80 : 15,987,114.30 = 5,473,873.08 : x - Step 2: Convert to fraction form
10,666,603.80/15,987,114.30 = 5,473,873.08/x - Step 3: Cross multiply
10,666,603.80x = 15,987,114.30 × 5,473,873.08 - Step 4: Simplify right side
10,666,603.80x = 87,511,434,593,653.05 - Step 5: Solve for x
x = 87,511,434,593,653.05/10,666,603.80 - Step 6: Final answer
x = 8,204,245.35
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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.