Finding the Fourth Proportional to 47,023,355.48, 64,901,777.38 and 27,177,963.84
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Solution
The fourth proportional to 47,023,355.48, 64,901,777.38 and 27,177,963.84 is: 37,511,107.85
Step by Step Solution
- Step 1: Write the proportion equation
47,023,355.48 : 64,901,777.38 = 27,177,963.84 : x - Step 2: Convert to fraction form
47,023,355.48/64,901,777.38 = 27,177,963.84/x - Step 3: Cross multiply
47,023,355.48x = 64,901,777.38 × 27,177,963.84 - Step 4: Simplify right side
47,023,355.48x = 1,763,898,158,717,425 - Step 5: Solve for x
x = 1,763,898,158,717,425/47,023,355.48 - Step 6: Final answer
x = 37,511,107.85
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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.