Finding the Fourth Proportional to 27,302,543, 37,677,261.28 and 14,912,633.84
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Solution
The fourth proportional to 27,302,543, 37,677,261.28 and 14,912,633.84 is: 20,579,299.21
Step by Step Solution
- Step 1: Write the proportion equation
27,302,543 : 37,677,261.28 = 14,912,633.84 : x - Step 2: Convert to fraction form
27,302,543/37,677,261.28 = 14,912,633.84/x - Step 3: Cross multiply
27,302,543x = 37,677,261.28 × 14,912,633.84 - Step 4: Simplify right side
27,302,543x = 561,867,201,562,649.75 - Step 5: Solve for x
x = 561,867,201,562,649.75/27,302,543 - Step 6: Final answer
x = 20,579,299.21
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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.