Finding the Fourth Proportional to 5,942,020.84, 8,916,342.95 and 3,209,513.08
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Solution
The fourth proportional to 5,942,020.84, 8,916,342.95 and 3,209,513.08 is: 4,816,058.39
Step by Step Solution
- Step 1: Write the proportion equation
5,942,020.84 : 8,916,342.95 = 3,209,513.08 : x - Step 2: Convert to fraction form
5,942,020.84/8,916,342.95 = 3,209,513.08/x - Step 3: Cross multiply
5,942,020.84x = 8,916,342.95 × 3,209,513.08 - Step 4: Simplify right side
5,942,020.84x = 28,617,119,323,790.79 - Step 5: Solve for x
x = 28,617,119,323,790.79/5,942,020.84 - Step 6: Final answer
x = 4,816,058.39
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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.