Finding the Fourth Proportional to 18,269,217.29, 27,403,815.46 and 17,058,529.63
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Solution
The fourth proportional to 18,269,217.29, 27,403,815.46 and 17,058,529.63 is: 25,587,784.66
Step by Step Solution
- Step 1: Write the proportion equation
18,269,217.29 : 27,403,815.46 = 17,058,529.63 : x - Step 2: Convert to fraction form
18,269,217.29/27,403,815.46 = 17,058,529.63/x - Step 3: Cross multiply
18,269,217.29x = 27,403,815.46 × 17,058,529.63 - Step 4: Simplify right side
18,269,217.29x = 467,468,798,023,038.25 - Step 5: Solve for x
x = 467,468,798,023,038.25/18,269,217.29 - Step 6: Final answer
x = 25,587,784.66
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1.5x scale
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.