Finding the Fourth Proportional to 36,192,484.21, 49,945,983.11 and 19,672,598.58
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Solution
The fourth proportional to 36,192,484.21, 49,945,983.11 and 19,672,598.58 is: 27,148,378.95
Step by Step Solution
- Step 1: Write the proportion equation
36,192,484.21 : 49,945,983.11 = 19,672,598.58 : x - Step 2: Convert to fraction form
36,192,484.21/49,945,983.11 = 19,672,598.58/x - Step 3: Cross multiply
36,192,484.21x = 49,945,983.11 × 19,672,598.58 - Step 4: Simplify right side
36,192,484.21x = 982,567,276,406,489.88 - Step 5: Solve for x
x = 982,567,276,406,489.88/36,192,484.21 - Step 6: Final answer
x = 27,148,378.95
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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.