Finding the Fourth Proportional to 5,182,651.64, 7,151,173.50 and 3,006,695.99
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Solution
The fourth proportional to 5,182,651.64, 7,151,173.50 and 3,006,695.99 is: 4,148,726.59
Step by Step Solution
- Step 1: Write the proportion equation
5,182,651.64 : 7,151,173.50 = 3,006,695.99 : x - Step 2: Convert to fraction form
5,182,651.64/7,151,173.50 = 3,006,695.99/x - Step 3: Cross multiply
5,182,651.64x = 7,151,173.50 × 3,006,695.99 - Step 4: Simplify right side
5,182,651.64x = 21,501,404,686,244.27 - Step 5: Solve for x
x = 21,501,404,686,244.27/5,182,651.64 - Step 6: Final answer
x = 4,148,726.59
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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.