Finding the Fourth Proportional to 10,846,739.70, 14,975,512.74 and 6,721,148.88
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Solution
The fourth proportional to 10,846,739.70, 14,975,512.74 and 6,721,148.88 is: 9,279,530.39
Step by Step Solution
- Step 1: Write the proportion equation
10,846,739.70 : 14,975,512.74 = 6,721,148.88 : x - Step 2: Convert to fraction form
10,846,739.70/14,975,512.74 = 6,721,148.88/x - Step 3: Cross multiply
10,846,739.70x = 14,975,512.74 × 6,721,148.88 - Step 4: Simplify right side
10,846,739.70x = 100,652,650,679,876.73 - Step 5: Solve for x
x = 100,652,650,679,876.73/10,846,739.70 - Step 6: Final answer
x = 9,279,530.39
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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.