Finding the Fourth Proportional to 11,598,655.26, 16,005,701.61 and 6,442,347.54
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Solution
The fourth proportional to 11,598,655.26, 16,005,701.61 and 6,442,347.54 is: 8,890,193.74
Step by Step Solution
- Step 1: Write the proportion equation
11,598,655.26 : 16,005,701.61 = 6,442,347.54 : x - Step 2: Convert to fraction form
11,598,655.26/16,005,701.61 = 6,442,347.54/x - Step 3: Cross multiply
11,598,655.26x = 16,005,701.61 × 6,442,347.54 - Step 4: Simplify right side
11,598,655.26x = 103,114,292,393,157.53 - Step 5: Solve for x
x = 103,114,292,393,157.53/11,598,655.26 - Step 6: Final answer
x = 8,890,193.74
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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.