Finding the Fourth Proportional to 57,269,350, 85,917,474.92 and 18,930,862.81
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Solution
The fourth proportional to 57,269,350, 85,917,474.92 and 18,930,862.81 is: 28,400,740.20
Step by Step Solution
- Step 1: Write the proportion equation
57,269,350 : 85,917,474.92 = 18,930,862.81 : x - Step 2: Convert to fraction form
57,269,350/85,917,474.92 = 18,930,862.81/x - Step 3: Cross multiply
57,269,350x = 85,917,474.92 × 18,930,862.81 - Step 4: Simplify right side
57,269,350x = 1,626,491,930,692,135.75 - Step 5: Solve for x
x = 1,626,491,930,692,135.75/57,269,350 - Step 6: Final answer
x = 28,400,740.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.