Finding the Fourth Proportional to 26,726,979.70, 36,883,232.28 and 14,503,836.70
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Solution
The fourth proportional to 26,726,979.70, 36,883,232.28 and 14,503,836.70 is: 20,015,294.80
Step by Step Solution
- Step 1: Write the proportion equation
26,726,979.70 : 36,883,232.28 = 14,503,836.70 : x - Step 2: Convert to fraction form
26,726,979.70/36,883,232.28 = 14,503,836.70/x - Step 3: Cross multiply
26,726,979.70x = 36,883,232.28 × 14,503,836.70 - Step 4: Simplify right side
26,726,979.70x = 534,948,377,865,080.62 - Step 5: Solve for x
x = 534,948,377,865,080.62/26,726,979.70 - Step 6: Final answer
x = 20,015,294.80
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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.