Finding the Fourth Proportional to 50,562,621.86, 69,775,921.41 and 27,357,239.66
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Solution
The fourth proportional to 50,562,621.86, 69,775,921.41 and 27,357,239.66 is: 37,752,721.96
Step by Step Solution
- Step 1: Write the proportion equation
50,562,621.86 : 69,775,921.41 = 27,357,239.66 : x - Step 2: Convert to fraction form
50,562,621.86/69,775,921.41 = 27,357,239.66/x - Step 3: Cross multiply
50,562,621.86x = 69,775,921.41 × 27,357,239.66 - Step 4: Simplify right side
50,562,621.86x = 1,908,876,604,510,695 - Step 5: Solve for x
x = 1,908,876,604,510,695/50,562,621.86 - Step 6: Final answer
x = 37,752,721.96
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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.