Finding the Fourth Proportional to 36,163,381.12, 49,906,002.72 and 19,643,827.84
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Solution
The fourth proportional to 36,163,381.12, 49,906,002.72 and 19,643,827.84 is: 27,108,773.99
Step by Step Solution
- Step 1: Write the proportion equation
36,163,381.12 : 49,906,002.72 = 19,643,827.84 : x - Step 2: Convert to fraction form
36,163,381.12/49,906,002.72 = 19,643,827.84/x - Step 3: Cross multiply
36,163,381.12x = 49,906,002.72 × 19,643,827.84 - Step 4: Simplify right side
36,163,381.12x = 980,344,925,614,251.75 - Step 5: Solve for x
x = 980,344,925,614,251.75/36,163,381.12 - Step 6: Final answer
x = 27,108,773.99
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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.