Finding the Fourth Proportional to 26,872,240.75, 40,307,956.05 and 12,089,896.48
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Solution
The fourth proportional to 26,872,240.75, 40,307,956.05 and 12,089,896.48 is: 18,134,662.48
Step by Step Solution
- Step 1: Write the proportion equation
26,872,240.75 : 40,307,956.05 = 12,089,896.48 : x - Step 2: Convert to fraction form
26,872,240.75/40,307,956.05 = 12,089,896.48/x - Step 3: Cross multiply
26,872,240.75x = 40,307,956.05 × 12,089,896.48 - Step 4: Simplify right side
26,872,240.75x = 487,319,015,964,889.69 - Step 5: Solve for x
x = 487,319,015,964,889.69/26,872,240.75 - Step 6: Final answer
x = 18,134,662.48
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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.