Finding the Fourth Proportional to 14,135,670.24, 21,206,912.99 and 4,912,302.55
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Solution
The fourth proportional to 14,135,670.24, 21,206,912.99 and 4,912,302.55 is: 7,369,638.01
Step by Step Solution
- Step 1: Write the proportion equation
14,135,670.24 : 21,206,912.99 = 4,912,302.55 : x - Step 2: Convert to fraction form
14,135,670.24/21,206,912.99 = 4,912,302.55/x - Step 3: Cross multiply
14,135,670.24x = 21,206,912.99 × 4,912,302.55 - Step 4: Simplify right side
14,135,670.24x = 104,174,772,758,405.11 - Step 5: Solve for x
x = 104,174,772,758,405.11/14,135,670.24 - Step 6: Final answer
x = 7,369,638.01
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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.