Finding the Fourth Proportional to 14,224,561.47, 19,629,823.10 and 7,698,192.62
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Solution
The fourth proportional to 14,224,561.47, 19,629,823.10 and 7,698,192.62 is: 10,623,466.99
Step by Step Solution
- Step 1: Write the proportion equation
14,224,561.47 : 19,629,823.10 = 7,698,192.62 : x - Step 2: Convert to fraction form
14,224,561.47/19,629,823.10 = 7,698,192.62/x - Step 3: Cross multiply
14,224,561.47x = 19,629,823.10 × 7,698,192.62 - Step 4: Simplify right side
14,224,561.47x = 151,114,159,183,685.44 - Step 5: Solve for x
x = 151,114,159,183,685.44/14,224,561.47 - Step 6: Final answer
x = 10,623,466.99
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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.