Finding the Fourth Proportional to 14,052,153.67, 19,384,491.76 and 8,547,212.23
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Solution
The fourth proportional to 14,052,153.67, 19,384,491.76 and 8,547,212.23 is: 11,790,602.99
Step by Step Solution
- Step 1: Write the proportion equation
14,052,153.67 : 19,384,491.76 = 8,547,212.23 : x - Step 2: Convert to fraction form
14,052,153.67/19,384,491.76 = 8,547,212.23/x - Step 3: Cross multiply
14,052,153.67x = 19,384,491.76 × 8,547,212.23 - Step 4: Simplify right side
14,052,153.67x = 165,683,365,043,406.25 - Step 5: Solve for x
x = 165,683,365,043,406.25/14,052,153.67 - Step 6: Final answer
x = 11,790,602.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.