Finding the Fourth Proportional to 29,143,958.09, 43,729,588.53 and 14,363,996.09
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Solution
The fourth proportional to 29,143,958.09, 43,729,588.53 and 14,363,996.09 is: 21,552,722.41
Step by Step Solution
- Step 1: Write the proportion equation
29,143,958.09 : 43,729,588.53 = 14,363,996.09 : x - Step 2: Convert to fraction form
29,143,958.09/43,729,588.53 = 14,363,996.09/x - Step 3: Cross multiply
29,143,958.09x = 43,729,588.53 × 14,363,996.09 - Step 4: Simplify right side
29,143,958.09x = 628,131,638,443,581 - Step 5: Solve for x
x = 628,131,638,443,581/29,143,958.09 - Step 6: Final answer
x = 21,552,722.41
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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.