Finding the Fourth Proportional to 31,540,888.49, 43,546,129.28 and 24,184,588.67
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Solution
The fourth proportional to 31,540,888.49, 43,546,129.28 and 24,184,588.67 is: 33,389,840.15
Step by Step Solution
- Step 1: Write the proportion equation
31,540,888.49 : 43,546,129.28 = 24,184,588.67 : x - Step 2: Convert to fraction form
31,540,888.49/43,546,129.28 = 24,184,588.67/x - Step 3: Cross multiply
31,540,888.49x = 43,546,129.28 × 24,184,588.67 - Step 4: Simplify right side
31,540,888.49x = 1,053,145,224,858,793.88 - Step 5: Solve for x
x = 1,053,145,224,858,793.88/31,540,888.49 - Step 6: Final answer
x = 33,389,840.15
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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.