Finding the Fourth Proportional to 16,171,214.70, 24,256,822.05 and 8,085,438.30
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Solution
The fourth proportional to 16,171,214.70, 24,256,822.05 and 8,085,438.30 is: 12,128,157.45
Step by Step Solution
- Step 1: Write the proportion equation
16,171,214.70 : 24,256,822.05 = 8,085,438.30 : x - Step 2: Convert to fraction form
16,171,214.70/24,256,822.05 = 8,085,438.30/x - Step 3: Cross multiply
16,171,214.70x = 24,256,822.05 × 8,085,438.30 - Step 4: Simplify right side
16,171,214.70x = 196,127,038,039,354.53 - Step 5: Solve for x
x = 196,127,038,039,354.53/16,171,214.70 - Step 6: Final answer
x = 12,128,157.45
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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.