Finding the Fourth Proportional to 14,325,757.29, 19,771,259.09 and 8,446,722.21
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Solution
The fourth proportional to 14,325,757.29, 19,771,259.09 and 8,446,722.21 is: 11,657,487.27
Step by Step Solution
- Step 1: Write the proportion equation
14,325,757.29 : 19,771,259.09 = 8,446,722.21 : x - Step 2: Convert to fraction form
14,325,757.29/19,771,259.09 = 8,446,722.21/x - Step 3: Cross multiply
14,325,757.29x = 19,771,259.09 × 8,446,722.21 - Step 4: Simplify right side
14,325,757.29x = 167,002,333,232,933.81 - Step 5: Solve for x
x = 167,002,333,232,933.81/14,325,757.29 - Step 6: Final answer
x = 11,657,487.27
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1.5x scale
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.