Finding the Fourth Proportional to 10,726,611.48, 14,803,031.88 and 6,540,541.92
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Solution
The fourth proportional to 10,726,611.48, 14,803,031.88 and 6,540,541.92 is: 9,026,135.68
Step by Step Solution
- Step 1: Write the proportion equation
10,726,611.48 : 14,803,031.88 = 6,540,541.92 : x - Step 2: Convert to fraction form
10,726,611.48/14,803,031.88 = 6,540,541.92/x - Step 3: Cross multiply
10,726,611.48x = 14,803,031.88 × 6,540,541.92 - Step 4: Simplify right side
10,726,611.48x = 96,819,850,554,236.41 - Step 5: Solve for x
x = 96,819,850,554,236.41/10,726,611.48 - Step 6: Final answer
x = 9,026,135.68
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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.