Finding the Fourth Proportional to 36,731,173.02, 50,687,498.99 and 19,985,981.46
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Solution
The fourth proportional to 36,731,173.02, 50,687,498.99 and 19,985,981.46 is: 27,579,827.48
Step by Step Solution
- Step 1: Write the proportion equation
36,731,173.02 : 50,687,498.99 = 19,985,981.46 : x - Step 2: Convert to fraction form
36,731,173.02/50,687,498.99 = 19,985,981.46/x - Step 3: Cross multiply
36,731,173.02x = 50,687,498.99 × 19,985,981.46 - Step 4: Simplify right side
36,731,173.02x = 1,013,039,415,212,912.75 - Step 5: Solve for x
x = 1,013,039,415,212,912.75/36,731,173.02 - Step 6: Final answer
x = 27,579,827.48
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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.