Finding the Fourth Proportional to 56,888,919, 85,344,142.28 and 18,037,156.60
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Solution
The fourth proportional to 56,888,919, 85,344,142.28 and 18,037,156.60 is: 27,059,147.66
Step by Step Solution
- Step 1: Write the proportion equation
56,888,919 : 85,344,142.28 = 18,037,156.60 : x - Step 2: Convert to fraction form
56,888,919/85,344,142.28 = 18,037,156.60/x - Step 3: Cross multiply
56,888,919x = 85,344,142.28 × 18,037,156.60 - Step 4: Simplify right side
56,888,919x = 1,539,365,659,197,041.25 - Step 5: Solve for x
x = 1,539,365,659,197,041.25/56,888,919 - Step 6: Final answer
x = 27,059,147.66
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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.