Finding the Fourth Proportional to 54,027,609.13, 74,558,084.53 and 29,247,777.78
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Solution
The fourth proportional to 54,027,609.13, 74,558,084.53 and 29,247,777.78 is: 40,361,924.64
Step by Step Solution
- Step 1: Write the proportion equation
54,027,609.13 : 74,558,084.53 = 29,247,777.78 : x - Step 2: Convert to fraction form
54,027,609.13/74,558,084.53 = 29,247,777.78/x - Step 3: Cross multiply
54,027,609.13x = 74,558,084.53 × 29,247,777.78 - Step 4: Simplify right side
54,027,609.13x = 2,180,658,287,974,087 - Step 5: Solve for x
x = 2,180,658,287,974,087/54,027,609.13 - Step 6: Final answer
x = 40,361,924.64
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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.