Finding the Fourth Proportional to 22,447,277.64, 30,961,169.34 and 14,592,136.80
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Solution
The fourth proportional to 22,447,277.64, 30,961,169.34 and 14,592,136.80 is: 20,126,699.80
Step by Step Solution
- Step 1: Write the proportion equation
22,447,277.64 : 30,961,169.34 = 14,592,136.80 : x - Step 2: Convert to fraction form
22,447,277.64/30,961,169.34 = 14,592,136.80/x - Step 3: Cross multiply
22,447,277.64x = 30,961,169.34 × 14,592,136.80 - Step 4: Simplify right side
22,447,277.64x = 451,789,618,497,245.75 - Step 5: Solve for x
x = 451,789,618,497,245.75/22,447,277.64 - Step 6: Final answer
x = 20,126,699.80
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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.