Finding the Fourth Proportional to 51,135,112, 70,566,034.88 and 27,930,253.44
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Solution
The fourth proportional to 51,135,112, 70,566,034.88 and 27,930,253.44 is: 38,543,520.52
Step by Step Solution
- Step 1: Write the proportion equation
51,135,112 : 70,566,034.88 = 27,930,253.44 : x - Step 2: Convert to fraction form
51,135,112/70,566,034.88 = 27,930,253.44/x - Step 3: Cross multiply
51,135,112x = 70,566,034.88 × 27,930,253.44 - Step 4: Simplify right side
51,135,112x = 1,970,927,238,454,280 - Step 5: Solve for x
x = 1,970,927,238,454,280/51,135,112 - Step 6: Final answer
x = 38,543,520.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.