Finding the Fourth Proportional to 18,025,659.04, 27,023,092.08 and 6,663,989.92
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Solution
The fourth proportional to 18,025,659.04, 27,023,092.08 and 6,663,989.92 is: 9,990,292.88
Step by Step Solution
- Step 1: Write the proportion equation
18,025,659.04 : 27,023,092.08 = 6,663,989.92 : x - Step 2: Convert to fraction form
18,025,659.04/27,023,092.08 = 6,663,989.92/x - Step 3: Cross multiply
18,025,659.04x = 27,023,092.08 × 6,663,989.92 - Step 4: Simplify right side
18,025,659.04x = 180,081,613,228,351.81 - Step 5: Solve for x
x = 180,081,613,228,351.81/18,025,659.04 - Step 6: Final answer
x = 9,990,292.88
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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.