Finding the Fourth Proportional to 27,430,582.48, 41,137,474.20 and 18,965,317.84
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Solution
The fourth proportional to 27,430,582.48, 41,137,474.20 and 18,965,317.84 is: 28,442,169.39
Step by Step Solution
- Step 1: Write the proportion equation
27,430,582.48 : 41,137,474.20 = 18,965,317.84 : x - Step 2: Convert to fraction form
27,430,582.48/41,137,474.20 = 18,965,317.84/x - Step 3: Cross multiply
27,430,582.48x = 41,137,474.20 × 18,965,317.84 - Step 4: Simplify right side
27,430,582.48x = 780,185,273,337,799.75 - Step 5: Solve for x
x = 780,185,273,337,799.75/27,430,582.48 - Step 6: Final answer
x = 28,442,169.39
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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.