Finding the Fourth Proportional to 13,252,447.12, 19,878,092.46 and 4,154,337.13
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Solution
The fourth proportional to 13,252,447.12, 19,878,092.46 and 4,154,337.13 is: 6,231,324.44
Step by Step Solution
- Step 1: Write the proportion equation
13,252,447.12 : 19,878,092.46 = 4,154,337.13 : x - Step 2: Convert to fraction form
13,252,447.12/19,878,092.46 = 4,154,337.13/x - Step 3: Cross multiply
13,252,447.12x = 19,878,092.46 × 4,154,337.13 - Step 4: Simplify right side
13,252,447.12x = 82,580,297,580,151.05 - Step 5: Solve for x
x = 82,580,297,580,151.05/13,252,447.12 - Step 6: Final answer
x = 6,231,324.44
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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.