Finding the Fourth Proportional to 13,265,490.44, 19,866,348.36 and 7,568,442.92
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Solution
The fourth proportional to 13,265,490.44, 19,866,348.36 and 7,568,442.92 is: 11,334,471.52
Step by Step Solution
- Step 1: Write the proportion equation
13,265,490.44 : 19,866,348.36 = 7,568,442.92 : x - Step 2: Convert to fraction form
13,265,490.44/19,866,348.36 = 7,568,442.92/x - Step 3: Cross multiply
13,265,490.44x = 19,866,348.36 × 7,568,442.92 - Step 4: Simplify right side
13,265,490.44x = 150,357,323,591,495.59 - Step 5: Solve for x
x = 150,357,323,591,495.59/13,265,490.44 - Step 6: Final answer
x = 11,334,471.52
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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.