Finding the Fourth Proportional to 48,879,219.90, 73,397,165.85 and 38,865,114.30
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Solution
The fourth proportional to 48,879,219.90, 73,397,165.85 and 38,865,114.30 is: 58,359,958.40
Step by Step Solution
- Step 1: Write the proportion equation
48,879,219.90 : 73,397,165.85 = 38,865,114.30 : x - Step 2: Convert to fraction form
48,879,219.90/73,397,165.85 = 38,865,114.30/x - Step 3: Cross multiply
48,879,219.90x = 73,397,165.85 × 38,865,114.30 - Step 4: Simplify right side
48,879,219.90x = 2,852,589,240,056,306 - Step 5: Solve for x
x = 2,852,589,240,056,306/48,879,219.90 - Step 6: Final answer
x = 58,359,958.40
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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.