Finding the Fourth Proportional to 18,089,170.38, 24,963,212.76 and 9,829,232.64
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Solution
The fourth proportional to 18,089,170.38, 24,963,212.76 and 9,829,232.64 is: 13,564,426.70
Step by Step Solution
- Step 1: Write the proportion equation
18,089,170.38 : 24,963,212.76 = 9,829,232.64 : x - Step 2: Convert to fraction form
18,089,170.38/24,963,212.76 = 9,829,232.64/x - Step 3: Cross multiply
18,089,170.38x = 24,963,212.76 × 9,829,232.64 - Step 4: Simplify right side
18,089,170.38x = 245,369,225,659,856.53 - Step 5: Solve for x
x = 245,369,225,659,856.53/18,089,170.38 - Step 6: Final answer
x = 13,564,426.70
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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.