Finding the Fourth Proportional to 12,250,357, 18,374,134.74 and 3,275,608.84
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Solution
The fourth proportional to 12,250,357, 18,374,134.74 and 3,275,608.84 is: 4,913,038.71
Step by Step Solution
- Step 1: Write the proportion equation
12,250,357 : 18,374,134.74 = 3,275,608.84 : x - Step 2: Convert to fraction form
12,250,357/18,374,134.74 = 3,275,608.84/x - Step 3: Cross multiply
12,250,357x = 18,374,134.74 × 3,275,608.84 - Step 4: Simplify right side
12,250,357x = 60,186,478,181,695.09 - Step 5: Solve for x
x = 60,186,478,181,695.09/12,250,357 - Step 6: Final answer
x = 4,913,038.71
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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.