Finding the Fourth Proportional to 13,258,865.75, 19,888,241.93 and 3,674,216.75
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Solution
The fourth proportional to 13,258,865.75, 19,888,241.93 and 3,674,216.75 is: 5,511,309.41
Step by Step Solution
- Step 1: Write the proportion equation
13,258,865.75 : 19,888,241.93 = 3,674,216.75 : x - Step 2: Convert to fraction form
13,258,865.75/19,888,241.93 = 3,674,216.75/x - Step 3: Cross multiply
13,258,865.75x = 19,888,241.93 × 3,674,216.75 - Step 4: Simplify right side
13,258,865.75x = 73,073,711,608,887.25 - Step 5: Solve for x
x = 73,073,711,608,887.25/13,258,865.75 - Step 6: Final answer
x = 5,511,309.41
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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.