Finding the Fourth Proportional to 26,715,939.81, 36,868,067.09 and 14,492,796.81
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Solution
The fourth proportional to 26,715,939.81, 36,868,067.09 and 14,492,796.81 is: 20,000,097.65
Step by Step Solution
- Step 1: Write the proportion equation
26,715,939.81 : 36,868,067.09 = 14,492,796.81 : x - Step 2: Convert to fraction form
26,715,939.81/36,868,067.09 = 14,492,796.81/x - Step 3: Cross multiply
26,715,939.81x = 36,868,067.09 × 14,492,796.81 - Step 4: Simplify right side
26,715,939.81x = 534,321,405,112,818.06 - Step 5: Solve for x
x = 534,321,405,112,818.06/26,715,939.81 - Step 6: Final answer
x = 20,000,097.65
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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.