Finding the Fourth Proportional to 45,821,256.44, 68,731,859.82 and 13,473,426.92
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Solution
The fourth proportional to 45,821,256.44, 68,731,859.82 and 13,473,426.92 is: 20,210,133.08
Step by Step Solution
- Step 1: Write the proportion equation
45,821,256.44 : 68,731,859.82 = 13,473,426.92 : x - Step 2: Convert to fraction form
45,821,256.44/68,731,859.82 = 13,473,426.92/x - Step 3: Cross multiply
45,821,256.44x = 68,731,859.82 × 13,473,426.92 - Step 4: Simplify right side
45,821,256.44x = 926,053,690,360,454.25 - Step 5: Solve for x
x = 926,053,690,360,454.25/45,821,256.44 - Step 6: Final answer
x = 20,210,133.08
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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.