Finding the Fourth Proportional to 16,280,067.70, 24,420,101.55 and 4,149,507.70
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Solution
The fourth proportional to 16,280,067.70, 24,420,101.55 and 4,149,507.70 is: 6,224,261.55
Step by Step Solution
- Step 1: Write the proportion equation
16,280,067.70 : 24,420,101.55 = 4,149,507.70 : x - Step 2: Convert to fraction form
16,280,067.70/24,420,101.55 = 4,149,507.70/x - Step 3: Cross multiply
16,280,067.70x = 24,420,101.55 × 4,149,507.70 - Step 4: Simplify right side
16,280,067.70x = 101,331,399,416,506.94 - Step 5: Solve for x
x = 101,331,399,416,506.94/16,280,067.70 - Step 6: Final answer
x = 6,224,261.55
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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.