Finding the Fourth Proportional to 27,228,032.28, 37,574,692.36 and 14,838,129.11
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Solution
The fourth proportional to 27,228,032.28, 37,574,692.36 and 14,838,129.11 is: 20,476,622.43
Step by Step Solution
- Step 1: Write the proportion equation
27,228,032.28 : 37,574,692.36 = 14,838,129.11 : x - Step 2: Convert to fraction form
27,228,032.28/37,574,692.36 = 14,838,129.11/x - Step 3: Cross multiply
27,228,032.28x = 37,574,692.36 × 14,838,129.11 - Step 4: Simplify right side
27,228,032.28x = 557,538,136,563,052.06 - Step 5: Solve for x
x = 557,538,136,563,052.06/27,228,032.28 - Step 6: Final answer
x = 20,476,622.43
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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.