Finding the Fourth Proportional to 16,775,782.21, 25,163,738.93 and 5,104,269.87
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Solution
The fourth proportional to 16,775,782.21, 25,163,738.93 and 5,104,269.87 is: 7,656,424.77
Step by Step Solution
- Step 1: Write the proportion equation
16,775,782.21 : 25,163,738.93 = 5,104,269.87 : x - Step 2: Convert to fraction form
16,775,782.21/25,163,738.93 = 5,104,269.87/x - Step 3: Cross multiply
16,775,782.21x = 25,163,738.93 × 5,104,269.87 - Step 4: Simplify right side
16,775,782.21x = 128,442,514,436,945.05 - Step 5: Solve for x
x = 128,442,514,436,945.05/16,775,782.21 - Step 6: Final answer
x = 7,656,424.77
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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.