Finding the Fourth Proportional to 49,284,035.68, 67,984,665.60 and 28,655,201.92
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Solution
The fourth proportional to 49,284,035.68, 67,984,665.60 and 28,655,201.92 is: 39,528,303.50
Step by Step Solution
- Step 1: Write the proportion equation
49,284,035.68 : 67,984,665.60 = 28,655,201.92 : x - Step 2: Convert to fraction form
49,284,035.68/67,984,665.60 = 28,655,201.92/x - Step 3: Cross multiply
49,284,035.68x = 67,984,665.60 × 28,655,201.92 - Step 4: Simplify right side
49,284,035.68x = 1,948,114,320,231,678 - Step 5: Solve for x
x = 1,948,114,320,231,678/49,284,035.68 - Step 6: Final answer
x = 39,528,303.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.