Finding the Fourth Proportional to 19,935,919.16, 27,511,564.20 and 10,768,562
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Solution
The fourth proportional to 19,935,919.16, 27,511,564.20 and 10,768,562 is: 14,860,613.27
Step by Step Solution
- Step 1: Write the proportion equation
19,935,919.16 : 27,511,564.20 = 10,768,562 : x - Step 2: Convert to fraction form
19,935,919.16/27,511,564.20 = 10,768,562/x - Step 3: Cross multiply
19,935,919.16x = 27,511,564.20 × 10,768,562 - Step 4: Simplify right side
19,935,919.16x = 296,259,984,804,680.38 - Step 5: Solve for x
x = 296,259,984,804,680.38/19,935,919.16 - Step 6: Final answer
x = 14,860,613.27
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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.