Finding the Fourth Proportional to 8,785,551.25, 13,177,941.40 and 2,395,782.42
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Solution
The fourth proportional to 8,785,551.25, 13,177,941.40 and 2,395,782.42 is: 3,593,568.51
Step by Step Solution
- Step 1: Write the proportion equation
8,785,551.25 : 13,177,941.40 = 2,395,782.42 : x - Step 2: Convert to fraction form
8,785,551.25/13,177,941.40 = 2,395,782.42/x - Step 3: Cross multiply
8,785,551.25x = 13,177,941.40 × 2,395,782.42 - Step 4: Simplify right side
8,785,551.25x = 31,571,480,337,910.19 - Step 5: Solve for x
x = 31,571,480,337,910.19/8,785,551.25 - Step 6: Final answer
x = 3,593,568.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.