Finding the Fourth Proportional to 69,392,389.60, 104,013,934.80 and 26,244,920.80
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Solution
The fourth proportional to 69,392,389.60, 104,013,934.80 and 26,244,920.80 is: 39,339,147.95
Step by Step Solution
- Step 1: Write the proportion equation
69,392,389.60 : 104,013,934.80 = 26,244,920.80 : x - Step 2: Convert to fraction form
69,392,389.60/104,013,934.80 = 26,244,920.80/x - Step 3: Cross multiply
69,392,389.60x = 104,013,934.80 × 26,244,920.80 - Step 4: Simplify right side
69,392,389.60x = 2,729,837,480,922,364 - Step 5: Solve for x
x = 2,729,837,480,922,364/69,392,389.60 - Step 6: Final answer
x = 39,339,147.95
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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.