Finding the Fourth Proportional to 54,348,714.60, 81,469,927.80 and 48,609,151.80
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Solution
The fourth proportional to 54,348,714.60, 81,469,927.80 and 48,609,151.80 is: 72,866,195.95
Step by Step Solution
- Step 1: Write the proportion equation
54,348,714.60 : 81,469,927.80 = 48,609,151.80 : x - Step 2: Convert to fraction form
54,348,714.60/81,469,927.80 = 48,609,151.80/x - Step 3: Cross multiply
54,348,714.60x = 81,469,927.80 × 48,609,151.80 - Step 4: Simplify right side
54,348,714.60x = 3,960,184,087,565,239.50 - Step 5: Solve for x
x = 3,960,184,087,565,239.50/54,348,714.60 - Step 6: Final answer
x = 72,866,195.95
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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.