Finding the Fourth Proportional to 10,853,037.10, 16,265,558.85 and 8,316,117.10
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Solution
The fourth proportional to 10,853,037.10, 16,265,558.85 and 8,316,117.10 is: 12,463,450.63
Step by Step Solution
- Step 1: Write the proportion equation
10,853,037.10 : 16,265,558.85 = 8,316,117.10 : x - Step 2: Convert to fraction form
10,853,037.10/16,265,558.85 = 8,316,117.10/x - Step 3: Cross multiply
10,853,037.10x = 16,265,558.85 × 8,316,117.10 - Step 4: Simplify right side
10,853,037.10x = 135,266,292,093,541.33 - Step 5: Solve for x
x = 135,266,292,093,541.33/10,853,037.10 - Step 6: Final answer
x = 12,463,450.63
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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.