Finding the Fourth Proportional to 10,398,871.68, 14,350,173.84 and 5,752,536
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Solution
The fourth proportional to 10,398,871.68, 14,350,173.84 and 5,752,536 is: 7,938,350.83
Step by Step Solution
- Step 1: Write the proportion equation
10,398,871.68 : 14,350,173.84 = 5,752,536 : x - Step 2: Convert to fraction form
10,398,871.68/14,350,173.84 = 5,752,536/x - Step 3: Cross multiply
10,398,871.68x = 14,350,173.84 × 5,752,536 - Step 4: Simplify right side
10,398,871.68x = 82,549,891,620,858.23 - Step 5: Solve for x
x = 82,549,891,620,858.23/10,398,871.68 - Step 6: Final answer
x = 7,938,350.83
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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.