Finding the Fourth Proportional to 6,750,858.50, 9,316,272.24 and 3,695,007.14
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Solution
The fourth proportional to 6,750,858.50, 9,316,272.24 and 3,695,007.14 is: 5,099,157.75
Step by Step Solution
- Step 1: Write the proportion equation
6,750,858.50 : 9,316,272.24 = 3,695,007.14 : x - Step 2: Convert to fraction form
6,750,858.50/9,316,272.24 = 3,695,007.14/x - Step 3: Cross multiply
6,750,858.50x = 9,316,272.24 × 3,695,007.14 - Step 4: Simplify right side
6,750,858.50x = 34,423,692,444,983.80 - Step 5: Solve for x
x = 34,423,692,444,983.80/6,750,858.50 - Step 6: Final answer
x = 5,099,157.75
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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.