Finding the Fourth Proportional to 24,826,139.07, 34,256,034.84 and 13,812,605.79
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Solution
The fourth proportional to 24,826,139.07, 34,256,034.84 and 13,812,605.79 is: 19,059,149.87
Step by Step Solution
- Step 1: Write the proportion equation
24,826,139.07 : 34,256,034.84 = 13,812,605.79 : x - Step 2: Convert to fraction form
24,826,139.07/34,256,034.84 = 13,812,605.79/x - Step 3: Cross multiply
24,826,139.07x = 34,256,034.84 × 13,812,605.79 - Step 4: Simplify right side
24,826,139.07x = 473,165,105,173,425.75 - Step 5: Solve for x
x = 473,165,105,173,425.75/24,826,139.07 - Step 6: Final answer
x = 19,059,149.87
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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.