Finding the Fourth Proportional to 17,657,674.44, 26,486,249.22 and 4,877,896.20
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Solution
The fourth proportional to 17,657,674.44, 26,486,249.22 and 4,877,896.20 is: 7,316,771.80
Step by Step Solution
- Step 1: Write the proportion equation
17,657,674.44 : 26,486,249.22 = 4,877,896.20 : x - Step 2: Convert to fraction form
17,657,674.44/26,486,249.22 = 4,877,896.20/x - Step 3: Cross multiply
17,657,674.44x = 26,486,249.22 × 4,877,896.20 - Step 4: Simplify right side
17,657,674.44x = 129,197,174,422,490.97 - Step 5: Solve for x
x = 129,197,174,422,490.97/17,657,674.44 - Step 6: Final answer
x = 7,316,771.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.