Finding the Fourth Proportional to 36,687,797.96, 55,037,011.26 and 13,656,818.12
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Solution
The fourth proportional to 36,687,797.96, 55,037,011.26 and 13,656,818.12 is: 20,487,205.40
Step by Step Solution
- Step 1: Write the proportion equation
36,687,797.96 : 55,037,011.26 = 13,656,818.12 : x - Step 2: Convert to fraction form
36,687,797.96/55,037,011.26 = 13,656,818.12/x - Step 3: Cross multiply
36,687,797.96x = 55,037,011.26 × 13,656,818.12 - Step 4: Simplify right side
36,687,797.96x = 751,630,452,646,212 - Step 5: Solve for x
x = 751,630,452,646,212/36,687,797.96 - Step 6: Final answer
x = 20,487,205.40
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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.