Finding the Fourth Proportional to 51,906,379.76, 77,867,310.30 and 19,114,425.36
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Solution
The fourth proportional to 51,906,379.76, 77,867,310.30 and 19,114,425.36 is: 28,674,488.52
Step by Step Solution
- Step 1: Write the proportion equation
51,906,379.76 : 77,867,310.30 = 19,114,425.36 : x - Step 2: Convert to fraction form
51,906,379.76/77,867,310.30 = 19,114,425.36/x - Step 3: Cross multiply
51,906,379.76x = 77,867,310.30 × 19,114,425.36 - Step 4: Simplify right side
51,906,379.76x = 1,488,388,890,713,309 - Step 5: Solve for x
x = 1,488,388,890,713,309/51,906,379.76 - Step 6: Final answer
x = 28,674,488.52
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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.