Finding the Fourth Proportional to 36,491,934.40, 50,359,002.93 and 19,746,674.08
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Solution
The fourth proportional to 36,491,934.40, 50,359,002.93 and 19,746,674.08 is: 27,250,482.45
Step by Step Solution
- Step 1: Write the proportion equation
36,491,934.40 : 50,359,002.93 = 19,746,674.08 : x - Step 2: Convert to fraction form
36,491,934.40/50,359,002.93 = 19,746,674.08/x - Step 3: Cross multiply
36,491,934.40x = 50,359,002.93 × 19,746,674.08 - Step 4: Simplify right side
36,491,934.40x = 994,422,817,852,475 - Step 5: Solve for x
x = 994,422,817,852,475/36,491,934.40 - Step 6: Final answer
x = 27,250,482.45
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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.