Finding the Fourth Proportional to 7,652,952.68, 10,561,074.17 and 4,215,193.70
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Solution
The fourth proportional to 7,652,952.68, 10,561,074.17 and 4,215,193.70 is: 5,816,967.01
Step by Step Solution
- Step 1: Write the proportion equation
7,652,952.68 : 10,561,074.17 = 4,215,193.70 : x - Step 2: Convert to fraction form
7,652,952.68/10,561,074.17 = 4,215,193.70/x - Step 3: Cross multiply
7,652,952.68x = 10,561,074.17 × 4,215,193.70 - Step 4: Simplify right side
7,652,952.68x = 44,516,973,232,735.39 - Step 5: Solve for x
x = 44,516,973,232,735.39/7,652,952.68 - Step 6: Final answer
x = 5,816,967.01
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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.