Finding the Fourth Proportional to 57,330,391.95, 79,124,926.50 and 33,811,513.79
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Solution
The fourth proportional to 57,330,391.95, 79,124,926.50 and 33,811,513.79 is: 46,665,188.43
Step by Step Solution
- Step 1: Write the proportion equation
57,330,391.95 : 79,124,926.50 = 33,811,513.79 : x - Step 2: Convert to fraction form
57,330,391.95/79,124,926.50 = 33,811,513.79/x - Step 3: Cross multiply
57,330,391.95x = 79,124,926.50 × 33,811,513.79 - Step 4: Simplify right side
57,330,391.95x = 2,675,333,543,091,861.50 - Step 5: Solve for x
x = 2,675,333,543,091,861.50/57,330,391.95 - Step 6: Final answer
x = 46,665,188.43
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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.