Finding the Fourth Proportional to 96,616,421.22, 133,331,241.12 and 52,563,736.08
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Solution
The fourth proportional to 96,616,421.22, 133,331,241.12 and 52,563,736.08 is: 72,538,271.25
Step by Step Solution
- Step 1: Write the proportion equation
96,616,421.22 : 133,331,241.12 = 52,563,736.08 : x - Step 2: Convert to fraction form
96,616,421.22/133,331,241.12 = 52,563,736.08/x - Step 3: Cross multiply
96,616,421.22x = 133,331,241.12 × 52,563,736.08 - Step 4: Simplify right side
96,616,421.22x = 7,008,388,169,450,524 - Step 5: Solve for x
x = 7,008,388,169,450,524/96,616,421.22 - Step 6: Final answer
x = 72,538,271.25
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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.