Finding the Fourth Proportional to 14,439,255.42, 19,926,190 and 7,823,838.66
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Solution
The fourth proportional to 14,439,255.42, 19,926,190 and 7,823,838.66 is: 10,796,906.84
Step by Step Solution
- Step 1: Write the proportion equation
14,439,255.42 : 19,926,190 = 7,823,838.66 : x - Step 2: Convert to fraction form
14,439,255.42/19,926,190 = 7,823,838.66/x - Step 3: Cross multiply
14,439,255.42x = 19,926,190 × 7,823,838.66 - Step 4: Simplify right side
14,439,255.42x = 155,899,295,668,505.41 - Step 5: Solve for x
x = 155,899,295,668,505.41/14,439,255.42 - Step 6: Final answer
x = 10,796,906.84
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1.5x scale
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.