Finding the Fourth Proportional to 48,241,331.58, 72,364,755.86 and 13,695,031.24
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Solution
The fourth proportional to 48,241,331.58, 72,364,755.86 and 13,695,031.24 is: 20,543,329.96
Step by Step Solution
- Step 1: Write the proportion equation
48,241,331.58 : 72,364,755.86 = 13,695,031.24 : x - Step 2: Convert to fraction form
48,241,331.58/72,364,755.86 = 13,695,031.24/x - Step 3: Cross multiply
48,241,331.58x = 72,364,755.86 × 13,695,031.24 - Step 4: Simplify right side
48,241,331.58x = 991,037,592,177,673.12 - Step 5: Solve for x
x = 991,037,592,177,673.12/48,241,331.58 - Step 6: Final answer
x = 20,543,329.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.