Finding the Fourth Proportional to 14,489,346.92, 19,995,778.26 and 7,963,207.64
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Solution
The fourth proportional to 14,489,346.92, 19,995,778.26 and 7,963,207.64 is: 10,989,490.08
Step by Step Solution
- Step 1: Write the proportion equation
14,489,346.92 : 19,995,778.26 = 7,963,207.64 : x - Step 2: Convert to fraction form
14,489,346.92/19,995,778.26 = 7,963,207.64/x - Step 3: Cross multiply
14,489,346.92x = 19,995,778.26 × 7,963,207.64 - Step 4: Simplify right side
14,489,346.92x = 159,230,534,207,777.91 - Step 5: Solve for x
x = 159,230,534,207,777.91/14,489,346.92 - Step 6: Final answer
x = 10,989,490.08
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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.