Finding the Fourth Proportional to 48,386,701.20, 72,586,272.60 and 24,138,022.80
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Solution
The fourth proportional to 48,386,701.20, 72,586,272.60 and 24,138,022.80 is: 36,210,137.49
Step by Step Solution
- Step 1: Write the proportion equation
48,386,701.20 : 72,586,272.60 = 24,138,022.80 : x - Step 2: Convert to fraction form
48,386,701.20/72,586,272.60 = 24,138,022.80/x - Step 3: Cross multiply
48,386,701.20x = 72,586,272.60 × 24,138,022.80 - Step 4: Simplify right side
48,386,701.20x = 1,752,089,102,985,815.25 - Step 5: Solve for x
x = 1,752,089,102,985,815.25/48,386,701.20 - Step 6: Final answer
x = 36,210,137.49
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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.