Finding the Fourth Proportional to 67,417,507.26, 101,129,204.12 and 21,362,770.31
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Solution
The fourth proportional to 67,417,507.26, 101,129,204.12 and 21,362,770.31 is: 32,045,088.09
Step by Step Solution
- Step 1: Write the proportion equation
67,417,507.26 : 101,129,204.12 = 21,362,770.31 : x - Step 2: Convert to fraction form
67,417,507.26/101,129,204.12 = 21,362,770.31/x - Step 3: Cross multiply
67,417,507.26x = 101,129,204.12 × 21,362,770.31 - Step 4: Simplify right side
67,417,507.26x = 2,160,399,958,636,205.75 - Step 5: Solve for x
x = 2,160,399,958,636,205.75/67,417,507.26 - Step 6: Final answer
x = 32,045,088.09
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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.