Finding the Fourth Proportional to 57,480,717.18, 79,311,548.60 and 33,029,707.26
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Solution
The fourth proportional to 57,480,717.18, 79,311,548.60 and 33,029,707.26 is: 45,574,191.85
Step by Step Solution
- Step 1: Write the proportion equation
57,480,717.18 : 79,311,548.60 = 33,029,707.26 : x - Step 2: Convert to fraction form
57,480,717.18/79,311,548.60 = 33,029,707.26/x - Step 3: Cross multiply
57,480,717.18x = 79,311,548.60 × 33,029,707.26 - Step 4: Simplify right side
57,480,717.18x = 2,619,637,232,595,263 - Step 5: Solve for x
x = 2,619,637,232,595,263/57,480,717.18 - Step 6: Final answer
x = 45,574,191.85
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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.