Finding the Fourth Proportional to 45,443,531.70, 68,165,297.55 and 14,738,051.70
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Solution
The fourth proportional to 45,443,531.70, 68,165,297.55 and 14,738,051.70 is: 22,107,077.55
Step by Step Solution
- Step 1: Write the proportion equation
45,443,531.70 : 68,165,297.55 = 14,738,051.70 : x - Step 2: Convert to fraction form
45,443,531.70/68,165,297.55 = 14,738,051.70/x - Step 3: Cross multiply
45,443,531.70x = 68,165,297.55 × 14,738,051.70 - Step 4: Simplify right side
45,443,531.70x = 1,004,623,679,437,783.25 - Step 5: Solve for x
x = 1,004,623,679,437,783.25/45,443,531.70 - Step 6: Final answer
x = 22,107,077.55
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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.