Finding the Fourth Proportional to 18,693,010.96, 28,052,041.36 and 6,562,510.44
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Solution
The fourth proportional to 18,693,010.96, 28,052,041.36 and 6,562,510.44 is: 9,848,162.75
Step by Step Solution
- Step 1: Write the proportion equation
18,693,010.96 : 28,052,041.36 = 6,562,510.44 : x - Step 2: Convert to fraction form
18,693,010.96/28,052,041.36 = 6,562,510.44/x - Step 3: Cross multiply
18,693,010.96x = 28,052,041.36 × 6,562,510.44 - Step 4: Simplify right side
18,693,010.96x = 184,091,814,288,311.81 - Step 5: Solve for x
x = 184,091,814,288,311.81/18,693,010.96 - Step 6: Final answer
x = 9,848,162.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.