Finding the Fourth Proportional to 37,451,323.80, 56,176,985.70 and 10,524,979.80
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Solution
The fourth proportional to 37,451,323.80, 56,176,985.70 and 10,524,979.80 is: 15,787,469.70
Step by Step Solution
- Step 1: Write the proportion equation
37,451,323.80 : 56,176,985.70 = 10,524,979.80 : x - Step 2: Convert to fraction form
37,451,323.80/56,176,985.70 = 10,524,979.80/x - Step 3: Cross multiply
37,451,323.80x = 56,176,985.70 × 10,524,979.80 - Step 4: Simplify right side
37,451,323.80x = 591,261,639,717,388.88 - Step 5: Solve for x
x = 591,261,639,717,388.88/37,451,323.80 - Step 6: Final answer
x = 15,787,469.70
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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.