Finding the Fourth Proportional to 47,240,055.93, 65,192,658.93 and 27,659,112.30
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Solution
The fourth proportional to 47,240,055.93, 65,192,658.93 and 27,659,112.30 is: 38,170,383.99
Step by Step Solution
- Step 1: Write the proportion equation
47,240,055.93 : 65,192,658.93 = 27,659,112.30 : x - Step 2: Convert to fraction form
47,240,055.93/65,192,658.93 = 27,659,112.30/x - Step 3: Cross multiply
47,240,055.93x = 65,192,658.93 × 27,659,112.30 - Step 4: Simplify right side
47,240,055.93x = 1,803,171,074,480,468 - Step 5: Solve for x
x = 1,803,171,074,480,468/47,240,055.93 - Step 6: Final answer
x = 38,170,383.99
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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.