Finding the Fourth Proportional to 19,409,542.40, 29,114,313.60 and 14,930,566.40
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Solution
The fourth proportional to 19,409,542.40, 29,114,313.60 and 14,930,566.40 is: 22,395,849.60
Step by Step Solution
- Step 1: Write the proportion equation
19,409,542.40 : 29,114,313.60 = 14,930,566.40 : x - Step 2: Convert to fraction form
19,409,542.40/29,114,313.60 = 14,930,566.40/x - Step 3: Cross multiply
19,409,542.40x = 29,114,313.60 × 14,930,566.40 - Step 4: Simplify right side
19,409,542.40x = 434,693,192,395,223.06 - Step 5: Solve for x
x = 434,693,192,395,223.06/19,409,542.40 - Step 6: Final answer
x = 22,395,849.60
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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.