Finding the Fourth Proportional to 51,541,714.20, 77,310,789.30 and 13,203,604.20
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Solution
The fourth proportional to 51,541,714.20, 77,310,789.30 and 13,203,604.20 is: 19,804,949.80
Step by Step Solution
- Step 1: Write the proportion equation
51,541,714.20 : 77,310,789.30 = 13,203,604.20 : x - Step 2: Convert to fraction form
51,541,714.20/77,310,789.30 = 13,203,604.20/x - Step 3: Cross multiply
51,541,714.20x = 77,310,789.30 × 13,203,604.20 - Step 4: Simplify right side
51,541,714.20x = 1,020,781,062,306,795 - Step 5: Solve for x
x = 1,020,781,062,306,795/51,541,714.20 - Step 6: Final answer
x = 19,804,949.80
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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.