Finding the Fourth Proportional to 51,068,119.20, 76,673,037.60 and 31,936,243.20
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Solution
The fourth proportional to 51,068,119.20, 76,673,037.60 and 31,936,243.20 is: 47,948,677.45
Step by Step Solution
- Step 1: Write the proportion equation
51,068,119.20 : 76,673,037.60 = 31,936,243.20 : x - Step 2: Convert to fraction form
51,068,119.20/76,673,037.60 = 31,936,243.20/x - Step 3: Cross multiply
51,068,119.20x = 76,673,037.60 × 31,936,243.20 - Step 4: Simplify right side
51,068,119.20x = 2,448,648,775,676,344 - Step 5: Solve for x
x = 2,448,648,775,676,344/51,068,119.20 - Step 6: Final answer
x = 47,948,677.45
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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.