Finding the Fourth Proportional to 7,493,672.22, 11,240,537.49 and 1,813,887.42
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Solution
The fourth proportional to 7,493,672.22, 11,240,537.49 and 1,813,887.42 is: 2,720,838.19
Step by Step Solution
- Step 1: Write the proportion equation
7,493,672.22 : 11,240,537.49 = 1,813,887.42 : x - Step 2: Convert to fraction form
7,493,672.22/11,240,537.49 = 1,813,887.42/x - Step 3: Cross multiply
7,493,672.22x = 11,240,537.49 × 1,813,887.42 - Step 4: Simplify right side
7,493,672.22x = 20,389,069,547,149.38 - Step 5: Solve for x
x = 20,389,069,547,149.38/7,493,672.22 - Step 6: Final answer
x = 2,720,838.19
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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.