Finding the Fourth Proportional to 29,162,689.52, 40,244,848.04 and 16,109,674.79
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Solution
The fourth proportional to 29,162,689.52, 40,244,848.04 and 16,109,674.79 is: 22,231,537.09
Step by Step Solution
- Step 1: Write the proportion equation
29,162,689.52 : 40,244,848.04 = 16,109,674.79 : x - Step 2: Convert to fraction form
29,162,689.52/40,244,848.04 = 16,109,674.79/x - Step 3: Cross multiply
29,162,689.52x = 40,244,848.04 × 16,109,674.79 - Step 4: Simplify right side
29,162,689.52x = 648,331,413,615,596.25 - Step 5: Solve for x
x = 648,331,413,615,596.25/29,162,689.52 - Step 6: Final answer
x = 22,231,537.09
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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.