Finding the Fourth Proportional to 5,885,938.08, 8,122,756.40 and 3,307,853.92
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Solution
The fourth proportional to 5,885,938.08, 8,122,756.40 and 3,307,853.92 is: 4,564,929.37
Step by Step Solution
- Step 1: Write the proportion equation
5,885,938.08 : 8,122,756.40 = 3,307,853.92 : x - Step 2: Convert to fraction form
5,885,938.08/8,122,756.40 = 3,307,853.92/x - Step 3: Cross multiply
5,885,938.08x = 8,122,756.40 × 3,307,853.92 - Step 4: Simplify right side
5,885,938.08x = 26,868,891,598,945.09 - Step 5: Solve for x
x = 26,868,891,598,945.09/5,885,938.08 - Step 6: Final answer
x = 4,564,929.37
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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.