Finding the Fourth Proportional to 25,745,391.24, 35,494,832.22 and 18,578,588.84
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Solution
The fourth proportional to 25,745,391.24, 35,494,832.22 and 18,578,588.84 is: 25,614,056.02
Step by Step Solution
- Step 1: Write the proportion equation
25,745,391.24 : 35,494,832.22 = 18,578,588.84 : x - Step 2: Convert to fraction form
25,745,391.24/35,494,832.22 = 18,578,588.84/x - Step 3: Cross multiply
25,745,391.24x = 35,494,832.22 × 18,578,588.84 - Step 4: Simplify right side
25,745,391.24x = 659,443,893,582,690.25 - Step 5: Solve for x
x = 659,443,893,582,690.25/25,745,391.24 - Step 6: Final answer
x = 25,614,056.02
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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.