Finding the Fourth Proportional to 32,998,446.80, 49,544,909.40 and 18,649,539.80
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Solution
The fourth proportional to 32,998,446.80, 49,544,909.40 and 18,649,539.80 is: 28,001,007.60
Step by Step Solution
- Step 1: Write the proportion equation
32,998,446.80 : 49,544,909.40 = 18,649,539.80 : x - Step 2: Convert to fraction form
32,998,446.80/49,544,909.40 = 18,649,539.80/x - Step 3: Cross multiply
32,998,446.80x = 49,544,909.40 × 18,649,539.80 - Step 4: Simplify right side
32,998,446.80x = 923,989,759,742,694.12 - Step 5: Solve for x
x = 923,989,759,742,694.12/32,998,446.80 - Step 6: Final answer
x = 28,001,007.60
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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.