Finding the Fourth Proportional to 51,283,076.24, 70,770,648.84 and 28,078,204.88
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Solution
The fourth proportional to 51,283,076.24, 70,770,648.84 and 28,078,204.88 is: 38,747,924.72
Step by Step Solution
- Step 1: Write the proportion equation
51,283,076.24 : 70,770,648.84 = 28,078,204.88 : x - Step 2: Convert to fraction form
51,283,076.24/70,770,648.84 = 28,078,204.88/x - Step 3: Cross multiply
51,283,076.24x = 70,770,648.84 × 28,078,204.88 - Step 4: Simplify right side
51,283,076.24x = 1,987,112,777,620,054.25 - Step 5: Solve for x
x = 1,987,112,777,620,054.25/51,283,076.24 - Step 6: Final answer
x = 38,747,924.72
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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.