Finding the Fourth Proportional to 21,503,854.08, 29,675,305.80 and 11,846,062.08
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Solution
The fourth proportional to 21,503,854.08, 29,675,305.80 and 11,846,062.08 is: 16,347,558.60
Step by Step Solution
- Step 1: Write the proportion equation
21,503,854.08 : 29,675,305.80 = 11,846,062.08 : x - Step 2: Convert to fraction form
21,503,854.08/29,675,305.80 = 11,846,062.08/x - Step 3: Cross multiply
21,503,854.08x = 29,675,305.80 × 11,846,062.08 - Step 4: Simplify right side
21,503,854.08x = 351,535,514,749,784.06 - Step 5: Solve for x
x = 351,535,514,749,784.06/21,503,854.08 - Step 6: Final answer
x = 16,347,558.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.