Finding the Fourth Proportional to 63,019,214.20, 94,528,821.30 and 53,949,287.80
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Solution
The fourth proportional to 63,019,214.20, 94,528,821.30 and 53,949,287.80 is: 80,923,931.70
Step by Step Solution
- Step 1: Write the proportion equation
63,019,214.20 : 94,528,821.30 = 53,949,287.80 : x - Step 2: Convert to fraction form
63,019,214.20/94,528,821.30 = 53,949,287.80/x - Step 3: Cross multiply
63,019,214.20x = 94,528,821.30 × 53,949,287.80 - Step 4: Simplify right side
63,019,214.20x = 5,099,762,585,708,470 - Step 5: Solve for x
x = 5,099,762,585,708,470/63,019,214.20 - Step 6: Final answer
x = 80,923,931.70
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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.