Finding the Fourth Proportional to 24,215,402.79, 33,398,359.83 and 15,514,390.08
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Solution
The fourth proportional to 24,215,402.79, 33,398,359.83 and 15,514,390.08 is: 21,397,751.96
Step by Step Solution
- Step 1: Write the proportion equation
24,215,402.79 : 33,398,359.83 = 15,514,390.08 : x - Step 2: Convert to fraction form
24,215,402.79/33,398,359.83 = 15,514,390.08/x - Step 3: Cross multiply
24,215,402.79x = 33,398,359.83 × 15,514,390.08 - Step 4: Simplify right side
24,215,402.79x = 518,155,182,434,822.44 - Step 5: Solve for x
x = 518,155,182,434,822.44/24,215,402.79 - Step 6: Final answer
x = 21,397,751.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.