Finding the Fourth Proportional to 11,665,718.08, 17,498,577.12 and 11,665,718.08
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Solution
The fourth proportional to 11,665,718.08, 17,498,577.12 and 11,665,718.08 is: 17,498,577.12
Step by Step Solution
- Step 1: Write the proportion equation
11,665,718.08 : 17,498,577.12 = 11,665,718.08 : x - Step 2: Convert to fraction form
11,665,718.08/17,498,577.12 = 11,665,718.08/x - Step 3: Cross multiply
11,665,718.08x = 17,498,577.12 × 11,665,718.08 - Step 4: Simplify right side
11,665,718.08x = 204,133,467,395,565.47 - Step 5: Solve for x
x = 204,133,467,395,565.47/11,665,718.08 - Step 6: Final answer
x = 17,498,577.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.