Finding the Fourth Proportional to 29,854,528.96, 41,211,961.98 and 20,070,647.98
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Solution
The fourth proportional to 29,854,528.96, 41,211,961.98 and 20,070,647.98 is: 27,706,040.27
Step by Step Solution
- Step 1: Write the proportion equation
29,854,528.96 : 41,211,961.98 = 20,070,647.98 : x - Step 2: Convert to fraction form
29,854,528.96/41,211,961.98 = 20,070,647.98/x - Step 3: Cross multiply
29,854,528.96x = 41,211,961.98 × 20,070,647.98 - Step 4: Simplify right side
29,854,528.96x = 827,150,781,465,723.75 - Step 5: Solve for x
x = 827,150,781,465,723.75/29,854,528.96 - Step 6: Final answer
x = 27,706,040.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.