Finding the Fourth Proportional to 8,694,941.68, 13,042,831.95 and 2,858,998.19
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Solution
The fourth proportional to 8,694,941.68, 13,042,831.95 and 2,858,998.19 is: 4,288,635.19
Step by Step Solution
- Step 1: Write the proportion equation
8,694,941.68 : 13,042,831.95 = 2,858,998.19 : x - Step 2: Convert to fraction form
8,694,941.68/13,042,831.95 = 2,858,998.19/x - Step 3: Cross multiply
8,694,941.68x = 13,042,831.95 × 2,858,998.19 - Step 4: Simplify right side
8,694,941.68x = 37,289,432,872,310.01 - Step 5: Solve for x
x = 37,289,432,872,310.01/8,694,941.68 - Step 6: Final answer
x = 4,288,635.19
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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.