Finding the Fourth Proportional to 9,582,453.70, 14,373,680.55 and 8,889,612.10
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Solution
The fourth proportional to 9,582,453.70, 14,373,680.55 and 8,889,612.10 is: 13,334,418.15
Step by Step Solution
- Step 1: Write the proportion equation
9,582,453.70 : 14,373,680.55 = 8,889,612.10 : x - Step 2: Convert to fraction form
9,582,453.70/14,373,680.55 = 8,889,612.10/x - Step 3: Cross multiply
9,582,453.70x = 14,373,680.55 × 8,889,612.10 - Step 4: Simplify right side
9,582,453.70x = 127,776,444,538,814.66 - Step 5: Solve for x
x = 127,776,444,538,814.66/9,582,453.70 - Step 6: Final answer
x = 13,334,418.15
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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.