Finding the Fourth Proportional to 45,355,734.46, 62,595,716.08 and 27,724,957.21
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Solution
The fourth proportional to 45,355,734.46, 62,595,716.08 and 27,724,957.21 is: 38,263,376.63
Step by Step Solution
- Step 1: Write the proportion equation
45,355,734.46 : 62,595,716.08 = 27,724,957.21 : x - Step 2: Convert to fraction form
45,355,734.46/62,595,716.08 = 27,724,957.21/x - Step 3: Cross multiply
45,355,734.46x = 62,595,716.08 × 27,724,957.21 - Step 4: Simplify right side
45,355,734.46x = 1,735,463,549,847,309 - Step 5: Solve for x
x = 1,735,463,549,847,309/45,355,734.46 - Step 6: Final answer
x = 38,263,376.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.