Finding the Fourth Proportional to 26,170,793.74, 39,260,451.48 and 7,728,604.12
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Solution
The fourth proportional to 26,170,793.74, 39,260,451.48 and 7,728,604.12 is: 11,594,164.47
Step by Step Solution
- Step 1: Write the proportion equation
26,170,793.74 : 39,260,451.48 = 7,728,604.12 : x - Step 2: Convert to fraction form
26,170,793.74/39,260,451.48 = 7,728,604.12/x - Step 3: Cross multiply
26,170,793.74x = 39,260,451.48 × 7,728,604.12 - Step 4: Simplify right side
26,170,793.74x = 303,428,487,061,388.06 - Step 5: Solve for x
x = 303,428,487,061,388.06/26,170,793.74 - Step 6: Final answer
x = 11,594,164.47
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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.