Finding the Fourth Proportional to 48,899,655.28, 73,351,919.40 and 18,609,865.84
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Solution
The fourth proportional to 48,899,655.28, 73,351,919.40 and 18,609,865.84 is: 27,915,726.02
Step by Step Solution
- Step 1: Write the proportion equation
48,899,655.28 : 73,351,919.40 = 18,609,865.84 : x - Step 2: Convert to fraction form
48,899,655.28/73,351,919.40 = 18,609,865.84/x - Step 3: Cross multiply
48,899,655.28x = 73,351,919.40 × 18,609,865.84 - Step 4: Simplify right side
48,899,655.28x = 1,365,069,379,140,493.50 - Step 5: Solve for x
x = 1,365,069,379,140,493.50/48,899,655.28 - Step 6: Final answer
x = 27,915,726.02
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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.