Finding the Fourth Proportional to 68,332,313.48, 102,477,378.60 and 19,813,743.60
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Solution
The fourth proportional to 68,332,313.48, 102,477,378.60 and 19,813,743.60 is: 29,714,499.64
Step by Step Solution
- Step 1: Write the proportion equation
68,332,313.48 : 102,477,378.60 = 19,813,743.60 : x - Step 2: Convert to fraction form
68,332,313.48/102,477,378.60 = 19,813,743.60/x - Step 3: Cross multiply
68,332,313.48x = 102,477,378.60 × 19,813,743.60 - Step 4: Simplify right side
68,332,313.48x = 2,030,460,504,380,527 - Step 5: Solve for x
x = 2,030,460,504,380,527/68,332,313.48 - Step 6: Final answer
x = 29,714,499.64
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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.