Finding the Fourth Proportional to 91,847,821.14, 137,771,731.68 and 37,995,133.14
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Solution
The fourth proportional to 91,847,821.14, 137,771,731.68 and 37,995,133.14 is: 56,992,699.70
Step by Step Solution
- Step 1: Write the proportion equation
91,847,821.14 : 137,771,731.68 = 37,995,133.14 : x - Step 2: Convert to fraction form
91,847,821.14/137,771,731.68 = 37,995,133.14/x - Step 3: Cross multiply
91,847,821.14x = 137,771,731.68 × 37,995,133.14 - Step 4: Simplify right side
91,847,821.14x = 5,234,655,288,109,956 - Step 5: Solve for x
x = 5,234,655,288,109,956/91,847,821.14 - Step 6: Final answer
x = 56,992,699.70
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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.