Finding the Fourth Proportional to 23,508,339.52, 32,439,729.66 and 13,193,069.68
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Solution
The fourth proportional to 23,508,339.52, 32,439,729.66 and 13,193,069.68 is: 18,205,437.84
Step by Step Solution
- Step 1: Write the proportion equation
23,508,339.52 : 32,439,729.66 = 13,193,069.68 : x - Step 2: Convert to fraction form
23,508,339.52/32,439,729.66 = 13,193,069.68/x - Step 3: Cross multiply
23,508,339.52x = 32,439,729.66 × 13,193,069.68 - Step 4: Simplify right side
23,508,339.52x = 427,979,613,804,742.69 - Step 5: Solve for x
x = 427,979,613,804,742.69/23,508,339.52 - Step 6: Final answer
x = 18,205,437.84
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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.