Finding the Fourth Proportional to 5,116,700.11, 7,060,860.75 and 2,793,549.83
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Solution
The fourth proportional to 5,116,700.11, 7,060,860.75 and 2,793,549.83 is: 3,854,997.54
Step by Step Solution
- Step 1: Write the proportion equation
5,116,700.11 : 7,060,860.75 = 2,793,549.83 : x - Step 2: Convert to fraction form
5,116,700.11/7,060,860.75 = 2,793,549.83/x - Step 3: Cross multiply
5,116,700.11x = 7,060,860.75 × 2,793,549.83 - Step 4: Simplify right side
5,116,700.11x = 19,724,866,347,816.17 - Step 5: Solve for x
x = 19,724,866,347,816.17/5,116,700.11 - Step 6: Final answer
x = 3,854,997.54
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1.5x scale
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.