Finding the Fourth Proportional to 58,253,290.88, 87,493,327.68 and 47,478,554.24
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Solution
The fourth proportional to 58,253,290.88, 87,493,327.68 and 47,478,554.24 is: 71,310,249.45
Step by Step Solution
- Step 1: Write the proportion equation
58,253,290.88 : 87,493,327.68 = 47,478,554.24 : x - Step 2: Convert to fraction form
58,253,290.88/87,493,327.68 = 47,478,554.24/x - Step 3: Cross multiply
58,253,290.88x = 87,493,327.68 × 47,478,554.24 - Step 4: Simplify right side
58,253,290.88x = 4,154,056,703,892,974 - Step 5: Solve for x
x = 4,154,056,703,892,974/58,253,290.88 - Step 6: Final answer
x = 71,310,249.45
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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.