Finding the Fourth Proportional to 17,827,688.27, 26,731,678.55 and 5,528,240.84
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Solution
The fourth proportional to 17,827,688.27, 26,731,678.55 and 5,528,240.84 is: 8,289,305.65
Step by Step Solution
- Step 1: Write the proportion equation
17,827,688.27 : 26,731,678.55 = 5,528,240.84 : x - Step 2: Convert to fraction form
17,827,688.27/26,731,678.55 = 5,528,240.84/x - Step 3: Cross multiply
17,827,688.27x = 26,731,678.55 × 5,528,240.84 - Step 4: Simplify right side
17,827,688.27x = 147,779,157,081,861.97 - Step 5: Solve for x
x = 147,779,157,081,861.97/17,827,688.27 - Step 6: Final answer
x = 8,289,305.65
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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.