Finding the Fourth Proportional to 8,027,573.92, 11,078,133.11 and 4,356,522.19
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Solution
The fourth proportional to 8,027,573.92, 11,078,133.11 and 4,356,522.19 is: 6,012,044.64
Step by Step Solution
- Step 1: Write the proportion equation
8,027,573.92 : 11,078,133.11 = 4,356,522.19 : x - Step 2: Convert to fraction form
8,027,573.92/11,078,133.11 = 4,356,522.19/x - Step 3: Cross multiply
8,027,573.92x = 11,078,133.11 × 4,356,522.19 - Step 4: Simplify right side
8,027,573.92x = 48,262,132,725,890.73 - Step 5: Solve for x
x = 48,262,132,725,890.73/8,027,573.92 - Step 6: Final answer
x = 6,012,044.64
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1.5x scale
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.