Finding the Fourth Proportional to 57,545,195.60, 86,176,075.80 and 27,217,629.20
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Solution
The fourth proportional to 57,545,195.60, 86,176,075.80 and 27,217,629.20 is: 40,759,414.45
Step by Step Solution
- Step 1: Write the proportion equation
57,545,195.60 : 86,176,075.80 = 27,217,629.20 : x - Step 2: Convert to fraction form
57,545,195.60/86,176,075.80 = 27,217,629.20/x - Step 3: Cross multiply
57,545,195.60x = 86,176,075.80 × 27,217,629.20 - Step 4: Simplify right side
57,545,195.60x = 2,345,508,477,035,493 - Step 5: Solve for x
x = 2,345,508,477,035,493/57,545,195.60 - Step 6: Final answer
x = 40,759,414.45
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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.