Finding the Fourth Proportional to 29,212,560.16, 43,822,827.60 and 12,169,246.48
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Solution
The fourth proportional to 29,212,560.16, 43,822,827.60 and 12,169,246.48 is: 18,255,530.76
Step by Step Solution
- Step 1: Write the proportion equation
29,212,560.16 : 43,822,827.60 = 12,169,246.48 : x - Step 2: Convert to fraction form
29,212,560.16/43,822,827.60 = 12,169,246.48/x - Step 3: Cross multiply
29,212,560.16x = 43,822,827.60 × 12,169,246.48 - Step 4: Simplify right side
29,212,560.16x = 533,290,790,514,946.88 - Step 5: Solve for x
x = 533,290,790,514,946.88/29,212,560.16 - Step 6: Final answer
x = 18,255,530.76
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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.