Finding the Fourth Proportional to 6,384,331.92, 9,506,971.92 and 6,313,648.08
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Solution
The fourth proportional to 6,384,331.92, 9,506,971.92 and 6,313,648.08 is: 9,401,715.91
Step by Step Solution
- Step 1: Write the proportion equation
6,384,331.92 : 9,506,971.92 = 6,313,648.08 : x - Step 2: Convert to fraction form
6,384,331.92/9,506,971.92 = 6,313,648.08/x - Step 3: Cross multiply
6,384,331.92x = 9,506,971.92 × 6,313,648.08 - Step 4: Simplify right side
6,384,331.92x = 60,023,675,009,321.91 - Step 5: Solve for x
x = 60,023,675,009,321.91/6,384,331.92 - Step 6: Final answer
x = 9,401,715.91
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.