Finding the Fourth Proportional to 5,000,916.48, 6,901,268.04 and 2,709,086.28
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Solution
The fourth proportional to 5,000,916.48, 6,901,268.04 and 2,709,086.28 is: 3,738,540.85
Step by Step Solution
- Step 1: Write the proportion equation
5,000,916.48 : 6,901,268.04 = 2,709,086.28 : x - Step 2: Convert to fraction form
5,000,916.48/6,901,268.04 = 2,709,086.28/x - Step 3: Cross multiply
5,000,916.48x = 6,901,268.04 × 2,709,086.28 - Step 4: Simplify right side
5,000,916.48x = 18,696,130,561,766.49 - Step 5: Solve for x
x = 18,696,130,561,766.49/5,000,916.48 - Step 6: Final answer
x = 3,738,540.85
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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.