Finding the Fourth Proportional to 62,981,903.60, 94,514,845.80 and 28,885,698.80
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Solution
The fourth proportional to 62,981,903.60, 94,514,845.80 and 28,885,698.80 is: 43,347,806.46
Step by Step Solution
- Step 1: Write the proportion equation
62,981,903.60 : 94,514,845.80 = 28,885,698.80 : x - Step 2: Convert to fraction form
62,981,903.60/94,514,845.80 = 28,885,698.80/x - Step 3: Cross multiply
62,981,903.60x = 94,514,845.80 × 28,885,698.80 - Step 4: Simplify right side
62,981,903.60x = 2,730,127,367,907,245 - Step 5: Solve for x
x = 2,730,127,367,907,245/62,981,903.60 - Step 6: Final answer
x = 43,347,806.46
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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.