Finding the Fourth Proportional to 48,385,514.70, 72,578,272.05 and 12,483,722.70
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Solution
The fourth proportional to 48,385,514.70, 72,578,272.05 and 12,483,722.70 is: 18,725,584.05
Step by Step Solution
- Step 1: Write the proportion equation
48,385,514.70 : 72,578,272.05 = 12,483,722.70 : x - Step 2: Convert to fraction form
48,385,514.70/72,578,272.05 = 12,483,722.70/x - Step 3: Cross multiply
48,385,514.70x = 72,578,272.05 × 12,483,722.70 - Step 4: Simplify right side
48,385,514.70x = 906,047,022,317,360.50 - Step 5: Solve for x
x = 906,047,022,317,360.50/48,385,514.70 - Step 6: Final answer
x = 18,725,584.05
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Similar ratio
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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.