Finding the Fourth Proportional to 9,968,757.24, 13,759,444.35 and 6,492,757.62
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Solution
The fourth proportional to 9,968,757.24, 13,759,444.35 and 6,492,757.62 is: 8,961,672.45
Step by Step Solution
- Step 1: Write the proportion equation
9,968,757.24 : 13,759,444.35 = 6,492,757.62 : x - Step 2: Convert to fraction form
9,968,757.24/13,759,444.35 = 6,492,757.62/x - Step 3: Cross multiply
9,968,757.24x = 13,759,444.35 × 6,492,757.62 - Step 4: Simplify right side
9,968,757.24x = 89,336,737,150,428.45 - Step 5: Solve for x
x = 89,336,737,150,428.45/9,968,757.24 - Step 6: Final answer
x = 8,961,672.45
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1.5x scale
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.