Finding the Fourth Proportional to 14,031,680.93, 19,353,049.75 and 12,074,857.21
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Solution
The fourth proportional to 14,031,680.93, 19,353,049.75 and 12,074,857.21 is: 16,654,121.01
Step by Step Solution
- Step 1: Write the proportion equation
14,031,680.93 : 19,353,049.75 = 12,074,857.21 : x - Step 2: Convert to fraction form
14,031,680.93/19,353,049.75 = 12,074,857.21/x - Step 3: Cross multiply
14,031,680.93x = 19,353,049.75 × 12,074,857.21 - Step 4: Simplify right side
14,031,680.93x = 233,685,312,152,136.69 - Step 5: Solve for x
x = 233,685,312,152,136.69/14,031,680.93 - Step 6: Final answer
x = 16,654,121.01
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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.