Finding the Fourth Proportional to 29,125,856.40, 43,716,778.20 and 14,765,139.60
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Solution
The fourth proportional to 29,125,856.40, 43,716,778.20 and 14,765,139.60 is: 22,161,900.55
Step by Step Solution
- Step 1: Write the proportion equation
29,125,856.40 : 43,716,778.20 = 14,765,139.60 : x - Step 2: Convert to fraction form
29,125,856.40/43,716,778.20 = 14,765,139.60/x - Step 3: Cross multiply
29,125,856.40x = 43,716,778.20 × 14,765,139.60 - Step 4: Simplify right side
29,125,856.40x = 645,484,332,985,236.75 - Step 5: Solve for x
x = 645,484,332,985,236.75/29,125,856.40 - Step 6: Final answer
x = 22,161,900.55
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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.