Finding the Fourth Proportional to 12,204,328, 16,841,972.64 and 6,772,694.08
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Solution
The fourth proportional to 12,204,328, 16,841,972.64 and 6,772,694.08 is: 9,346,317.83
Step by Step Solution
- Step 1: Write the proportion equation
12,204,328 : 16,841,972.64 = 6,772,694.08 : x - Step 2: Convert to fraction form
12,204,328/16,841,972.64 = 6,772,694.08/x - Step 3: Cross multiply
12,204,328x = 16,841,972.64 × 6,772,694.08 - Step 4: Simplify right side
12,204,328x = 114,065,528,394,449.97 - Step 5: Solve for x
x = 114,065,528,394,449.97/12,204,328 - Step 6: Final answer
x = 9,346,317.83
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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.