Finding the Fourth Proportional to 35,975,859.87, 49,646,835.18 and 19,455,984.09
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Solution
The fourth proportional to 35,975,859.87, 49,646,835.18 and 19,455,984.09 is: 26,849,338.39
Step by Step Solution
- Step 1: Write the proportion equation
35,975,859.87 : 49,646,835.18 = 19,455,984.09 : x - Step 2: Convert to fraction form
35,975,859.87/49,646,835.18 = 19,455,984.09/x - Step 3: Cross multiply
35,975,859.87x = 49,646,835.18 × 19,455,984.09 - Step 4: Simplify right side
35,975,859.87x = 965,928,035,380,932.25 - Step 5: Solve for x
x = 965,928,035,380,932.25/35,975,859.87 - Step 6: Final answer
x = 26,849,338.39
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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.