Finding the Fourth Proportional to 7,990,695.18, 11,027,159.37 and 4,369,023.18
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Solution
The fourth proportional to 7,990,695.18, 11,027,159.37 and 4,369,023.18 is: 6,029,252.00
Step by Step Solution
- Step 1: Write the proportion equation
7,990,695.18 : 11,027,159.37 = 4,369,023.18 : x - Step 2: Convert to fraction form
7,990,695.18/11,027,159.37 = 4,369,023.18/x - Step 3: Cross multiply
7,990,695.18x = 11,027,159.37 × 4,369,023.18 - Step 4: Simplify right side
7,990,695.18x = 48,177,914,897,084.19 - Step 5: Solve for x
x = 48,177,914,897,084.19/7,990,695.18 - Step 6: Final answer
x = 6,029,252.00
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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.