Finding the Fourth Proportional to 27,618,398.87, 41,439,544.79 and 14,823,956.79
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Solution
The fourth proportional to 27,618,398.87, 41,439,544.79 and 14,823,956.79 is: 22,242,347.37
Step by Step Solution
- Step 1: Write the proportion equation
27,618,398.87 : 41,439,544.79 = 14,823,956.79 : x - Step 2: Convert to fraction form
27,618,398.87/41,439,544.79 = 14,823,956.79/x - Step 3: Cross multiply
27,618,398.87x = 41,439,544.79 × 14,823,956.79 - Step 4: Simplify right side
27,618,398.87x = 614,298,021,290,109.75 - Step 5: Solve for x
x = 614,298,021,290,109.75/27,618,398.87 - Step 6: Final answer
x = 22,242,347.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.