Finding the Fourth Proportional to 16,171,291.70, 24,256,937.55 and 8,085,515.30
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Solution
The fourth proportional to 16,171,291.70, 24,256,937.55 and 8,085,515.30 is: 12,128,272.95
Step by Step Solution
- Step 1: Write the proportion equation
16,171,291.70 : 24,256,937.55 = 8,085,515.30 : x - Step 2: Convert to fraction form
16,171,291.70/24,256,937.55 = 8,085,515.30/x - Step 3: Cross multiply
16,171,291.70x = 24,256,937.55 × 8,085,515.30 - Step 4: Simplify right side
16,171,291.70x = 196,129,839,691,669.53 - Step 5: Solve for x
x = 196,129,839,691,669.53/16,171,291.70 - Step 6: Final answer
x = 12,128,272.95
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1.5x scale
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.