Finding the Fourth Proportional to 48,899,663.28, 73,351,931.40 and 18,609,873.84
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Solution
The fourth proportional to 48,899,663.28, 73,351,931.40 and 18,609,873.84 is: 27,915,738.02
Step by Step Solution
- Step 1: Write the proportion equation
48,899,663.28 : 73,351,931.40 = 18,609,873.84 : x - Step 2: Convert to fraction form
48,899,663.28/73,351,931.40 = 18,609,873.84/x - Step 3: Cross multiply
48,899,663.28x = 73,351,931.40 × 18,609,873.84 - Step 4: Simplify right side
48,899,663.28x = 1,365,070,189,274,334.75 - Step 5: Solve for x
x = 1,365,070,189,274,334.75/48,899,663.28 - Step 6: Final answer
x = 27,915,738.02
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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.