Finding the Fourth Proportional to 29,733,820.48, 44,547,936.42 and 12,423,915.44
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Solution
The fourth proportional to 29,733,820.48, 44,547,936.42 and 12,423,915.44 is: 18,613,813.70
Step by Step Solution
- Step 1: Write the proportion equation
29,733,820.48 : 44,547,936.42 = 12,423,915.44 : x - Step 2: Convert to fraction form
29,733,820.48/44,547,936.42 = 12,423,915.44/x - Step 3: Cross multiply
29,733,820.48x = 44,547,936.42 × 12,423,915.44 - Step 4: Simplify right side
29,733,820.48x = 553,459,795,108,576.31 - Step 5: Solve for x
x = 553,459,795,108,576.31/29,733,820.48 - Step 6: Final answer
x = 18,613,813.70
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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.