Finding the Fourth Proportional to 48,861,381.02, 73,292,029.81 and 12,469,768.45
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Solution
The fourth proportional to 48,861,381.02, 73,292,029.81 and 12,469,768.45 is: 18,704,642.03
Step by Step Solution
- Step 1: Write the proportion equation
48,861,381.02 : 73,292,029.81 = 12,469,768.45 : x - Step 2: Convert to fraction form
48,861,381.02/73,292,029.81 = 12,469,768.45/x - Step 3: Cross multiply
48,861,381.02x = 73,292,029.81 × 12,469,768.45 - Step 4: Simplify right side
48,861,381.02x = 913,934,640,746,793 - Step 5: Solve for x
x = 913,934,640,746,793/48,861,381.02 - Step 6: Final answer
x = 18,704,642.03
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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.