Finding the Fourth Proportional to 14,203,424.66, 21,308,294.34 and 6,626,256.98
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Solution
The fourth proportional to 14,203,424.66, 21,308,294.34 and 6,626,256.98 is: 9,940,858.45
Step by Step Solution
- Step 1: Write the proportion equation
14,203,424.66 : 21,308,294.34 = 6,626,256.98 : x - Step 2: Convert to fraction form
14,203,424.66/21,308,294.34 = 6,626,256.98/x - Step 3: Cross multiply
14,203,424.66x = 21,308,294.34 × 6,626,256.98 - Step 4: Simplify right side
14,203,424.66x = 141,194,233,995,778 - Step 5: Solve for x
x = 141,194,233,995,778/14,203,424.66 - Step 6: Final answer
x = 9,940,858.45
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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.