Finding the Fourth Proportional to 26,567,452.71, 39,816,963.32 and 12,894,138.09
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Solution
The fourth proportional to 26,567,452.71, 39,816,963.32 and 12,894,138.09 is: 19,324,601.00
Step by Step Solution
- Step 1: Write the proportion equation
26,567,452.71 : 39,816,963.32 = 12,894,138.09 : x - Step 2: Convert to fraction form
26,567,452.71/39,816,963.32 = 12,894,138.09/x - Step 3: Cross multiply
26,567,452.71x = 39,816,963.32 × 12,894,138.09 - Step 4: Simplify right side
26,567,452.71x = 513,405,423,308,074.12 - Step 5: Solve for x
x = 513,405,423,308,074.12/26,567,452.71 - Step 6: Final answer
x = 19,324,601.00
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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.