Finding the Fourth Proportional to 7,929,043.02, 11,894,427.99 and 2,536,425.90
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Solution
The fourth proportional to 7,929,043.02, 11,894,427.99 and 2,536,425.90 is: 3,804,915.06
Step by Step Solution
- Step 1: Write the proportion equation
7,929,043.02 : 11,894,427.99 = 2,536,425.90 : x - Step 2: Convert to fraction form
7,929,043.02/11,894,427.99 = 2,536,425.90/x - Step 3: Cross multiply
7,929,043.02x = 11,894,427.99 × 2,536,425.90 - Step 4: Simplify right side
7,929,043.02x = 30,169,335,219,520.94 - Step 5: Solve for x
x = 30,169,335,219,520.94/7,929,043.02 - Step 6: Final answer
x = 3,804,915.06
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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.