Finding the Fourth Proportional to 13,015,195.76, 19,524,426.60 and 3,915,876.08
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Solution
The fourth proportional to 13,015,195.76, 19,524,426.60 and 3,915,876.08 is: 5,874,305.43
Step by Step Solution
- Step 1: Write the proportion equation
13,015,195.76 : 19,524,426.60 = 3,915,876.08 : x - Step 2: Convert to fraction form
13,015,195.76/19,524,426.60 = 3,915,876.08/x - Step 3: Cross multiply
13,015,195.76x = 19,524,426.60 × 3,915,876.08 - Step 4: Simplify right side
13,015,195.76x = 76,455,235,098,655.73 - Step 5: Solve for x
x = 76,455,235,098,655.73/13,015,195.76 - Step 6: Final answer
x = 5,874,305.43
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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.