Finding the Fourth Proportional to 18,148,973.40, 27,215,586.90 and 6,013,747.80
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Solution
The fourth proportional to 18,148,973.40, 27,215,586.90 and 6,013,747.80 is: 9,018,012.88
Step by Step Solution
- Step 1: Write the proportion equation
18,148,973.40 : 27,215,586.90 = 6,013,747.80 : x - Step 2: Convert to fraction form
18,148,973.40/27,215,586.90 = 6,013,747.80/x - Step 3: Cross multiply
18,148,973.40x = 27,215,586.90 × 6,013,747.80 - Step 4: Simplify right side
18,148,973.40x = 163,667,675,845,583.81 - Step 5: Solve for x
x = 163,667,675,845,583.81/18,148,973.40 - Step 6: Final answer
x = 9,018,012.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.