Finding the Fourth Proportional to 9,927,257.60, 14,893,478.40 and 3,195,833.60
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Solution
The fourth proportional to 9,927,257.60, 14,893,478.40 and 3,195,833.60 is: 4,794,584.83
Step by Step Solution
- Step 1: Write the proportion equation
9,927,257.60 : 14,893,478.40 = 3,195,833.60 : x - Step 2: Convert to fraction form
9,927,257.60/14,893,478.40 = 3,195,833.60/x - Step 3: Cross multiply
9,927,257.60x = 14,893,478.40 × 3,195,833.60 - Step 4: Simplify right side
9,927,257.60x = 47,597,078,691,594.24 - Step 5: Solve for x
x = 47,597,078,691,594.24/9,927,257.60 - Step 6: Final answer
x = 4,794,584.83
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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.