Finding the Fourth Proportional to 47,760,367.68, 71,641,329.12 and 13,681,581.12
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Solution
The fourth proportional to 47,760,367.68, 71,641,329.12 and 13,681,581.12 is: 20,522,594.43
Step by Step Solution
- Step 1: Write the proportion equation
47,760,367.68 : 71,641,329.12 = 13,681,581.12 : x - Step 2: Convert to fraction form
47,760,367.68/71,641,329.12 = 13,681,581.12/x - Step 3: Cross multiply
47,760,367.68x = 71,641,329.12 × 13,681,581.12 - Step 4: Simplify right side
47,760,367.68x = 980,166,655,899,898.25 - Step 5: Solve for x
x = 980,166,655,899,898.25/47,760,367.68 - Step 6: Final answer
x = 20,522,594.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.