Finding the Fourth Proportional to 56,310,186.72, 84,497,232 and 30,402,142.56
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Solution
The fourth proportional to 56,310,186.72, 84,497,232 and 30,402,142.56 is: 45,620,464.84
Step by Step Solution
- Step 1: Write the proportion equation
56,310,186.72 : 84,497,232 = 30,402,142.56 : x - Step 2: Convert to fraction form
56,310,186.72/84,497,232 = 30,402,142.56/x - Step 3: Cross multiply
56,310,186.72x = 84,497,232 × 30,402,142.56 - Step 4: Simplify right side
56,310,186.72x = 2,568,896,893,189,394 - Step 5: Solve for x
x = 2,568,896,893,189,394/56,310,186.72 - Step 6: Final answer
x = 45,620,464.84
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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.