Finding the Fourth Proportional to 5,607,513.90, 7,738,364.16 and 3,029,193.99
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Solution
The fourth proportional to 5,607,513.90, 7,738,364.16 and 3,029,193.99 is: 4,180,284.99
Step by Step Solution
- Step 1: Write the proportion equation
5,607,513.90 : 7,738,364.16 = 3,029,193.99 : x - Step 2: Convert to fraction form
5,607,513.90/7,738,364.16 = 3,029,193.99/x - Step 3: Cross multiply
5,607,513.90x = 7,738,364.16 × 3,029,193.99 - Step 4: Simplify right side
5,607,513.90x = 23,441,006,205,903.40 - Step 5: Solve for x
x = 23,441,006,205,903.40/5,607,513.90 - Step 6: Final answer
x = 4,180,284.99
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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.