Finding the Fourth Proportional to 9,048,151.68, 13,569,347.52 and 2,981,752.80
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Solution
The fourth proportional to 9,048,151.68, 13,569,347.52 and 2,981,752.80 is: 4,471,680.12
Step by Step Solution
- Step 1: Write the proportion equation
9,048,151.68 : 13,569,347.52 = 2,981,752.80 : x - Step 2: Convert to fraction form
9,048,151.68/13,569,347.52 = 2,981,752.80/x - Step 3: Cross multiply
9,048,151.68x = 13,569,347.52 × 2,981,752.80 - Step 4: Simplify right side
9,048,151.68x = 40,460,439,961,933.05 - Step 5: Solve for x
x = 40,460,439,961,933.05/9,048,151.68 - Step 6: Final answer
x = 4,471,680.12
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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.