Finding the Fourth Proportional to 84,106,408.08, 126,158,770.26 and 26,598,689.04
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Solution
The fourth proportional to 84,106,408.08, 126,158,770.26 and 26,598,689.04 is: 39,897,767.32
Step by Step Solution
- Step 1: Write the proportion equation
84,106,408.08 : 126,158,770.26 = 26,598,689.04 : x - Step 2: Convert to fraction form
84,106,408.08/126,158,770.26 = 26,598,689.04/x - Step 3: Cross multiply
84,106,408.08x = 126,158,770.26 × 26,598,689.04 - Step 4: Simplify right side
84,106,408.08x = 3,355,657,899,814,540 - Step 5: Solve for x
x = 3,355,657,899,814,540/84,106,408.08 - Step 6: Final answer
x = 39,897,767.32
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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.