Finding the Fourth Proportional to 45,043,673.94, 67,456,401.93 and 31,171,761.99
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Solution
The fourth proportional to 45,043,673.94, 67,456,401.93 and 31,171,761.99 is: 46,682,135.84
Step by Step Solution
- Step 1: Write the proportion equation
45,043,673.94 : 67,456,401.93 = 31,171,761.99 : x - Step 2: Convert to fraction form
45,043,673.94/67,456,401.93 = 31,171,761.99/x - Step 3: Cross multiply
45,043,673.94x = 67,456,401.93 × 31,171,761.99 - Step 4: Simplify right side
45,043,673.94x = 2,102,734,905,663,736.75 - Step 5: Solve for x
x = 2,102,734,905,663,736.75/45,043,673.94 - Step 6: Final answer
x = 46,682,135.84
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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.