Finding the Fourth Proportional to 18,149,675.60, 27,224,513.40 and 16,165,629.20
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Solution
The fourth proportional to 18,149,675.60, 27,224,513.40 and 16,165,629.20 is: 24,248,443.80
Step by Step Solution
- Step 1: Write the proportion equation
18,149,675.60 : 27,224,513.40 = 16,165,629.20 : x - Step 2: Convert to fraction form
18,149,675.60/27,224,513.40 = 16,165,629.20/x - Step 3: Cross multiply
18,149,675.60x = 27,224,513.40 × 16,165,629.20 - Step 4: Simplify right side
18,149,675.60x = 440,101,388,774,831.25 - Step 5: Solve for x
x = 440,101,388,774,831.25/18,149,675.60 - Step 6: Final answer
x = 24,248,443.80
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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.