Finding the Fourth Proportional to 51,278,949.18, 76,924,746.99 and 16,726,112.10
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Solution
The fourth proportional to 51,278,949.18, 76,924,746.99 and 16,726,112.10 is: 25,091,230.65
Step by Step Solution
- Step 1: Write the proportion equation
51,278,949.18 : 76,924,746.99 = 16,726,112.10 : x - Step 2: Convert to fraction form
51,278,949.18/76,924,746.99 = 16,726,112.10/x - Step 3: Cross multiply
51,278,949.18x = 76,924,746.99 × 16,726,112.10 - Step 4: Simplify right side
51,278,949.18x = 1,286,651,941,418,877.50 - Step 5: Solve for x
x = 1,286,651,941,418,877.50/51,278,949.18 - Step 6: Final answer
x = 25,091,230.65
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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.