Finding the Fourth Proportional to 29,355,564.93, 40,509,568.44 and 16,303,664.22
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Solution
The fourth proportional to 29,355,564.93, 40,509,568.44 and 16,303,664.22 is: 22,498,439.50
Step by Step Solution
- Step 1: Write the proportion equation
29,355,564.93 : 40,509,568.44 = 16,303,664.22 : x - Step 2: Convert to fraction form
29,355,564.93/40,509,568.44 = 16,303,664.22/x - Step 3: Cross multiply
29,355,564.93x = 40,509,568.44 × 16,303,664.22 - Step 4: Simplify right side
29,355,564.93x = 660,454,401,542,869.25 - Step 5: Solve for x
x = 660,454,401,542,869.25/29,355,564.93 - Step 6: Final answer
x = 22,498,439.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.