Finding the Fourth Proportional to 10,812,427.26, 14,921,189.14 and 5,850,868.62
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Solution
The fourth proportional to 10,812,427.26, 14,921,189.14 and 5,850,868.62 is: 8,074,220.08
Step by Step Solution
- Step 1: Write the proportion equation
10,812,427.26 : 14,921,189.14 = 5,850,868.62 : x - Step 2: Convert to fraction form
10,812,427.26/14,921,189.14 = 5,850,868.62/x - Step 3: Cross multiply
10,812,427.26x = 14,921,189.14 × 5,850,868.62 - Step 4: Simplify right side
10,812,427.26x = 87,301,917,312,310.80 - Step 5: Solve for x
x = 87,301,917,312,310.80/10,812,427.26 - Step 6: Final answer
x = 8,074,220.08
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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.