Finding the Fourth Proportional to 8,853,379.74, 13,263,884.91 and 6,418,502.67
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Solution
The fourth proportional to 8,853,379.74, 13,263,884.91 and 6,418,502.67 is: 9,616,020.46
Step by Step Solution
- Step 1: Write the proportion equation
8,853,379.74 : 13,263,884.91 = 6,418,502.67 : x - Step 2: Convert to fraction form
8,853,379.74/13,263,884.91 = 6,418,502.67/x - Step 3: Cross multiply
8,853,379.74x = 13,263,884.91 × 6,418,502.67 - Step 4: Simplify right side
8,853,379.74x = 85,134,280,709,407.70 - Step 5: Solve for x
x = 85,134,280,709,407.70/8,853,379.74 - Step 6: Final answer
x = 9,616,020.46
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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.