Finding the Fourth Proportional to 37,498,315.19, 56,207,905.25 and 20,221,814.12
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Solution
The fourth proportional to 37,498,315.19, 56,207,905.25 and 20,221,814.12 is: 30,311,383.49
Step by Step Solution
- Step 1: Write the proportion equation
37,498,315.19 : 56,207,905.25 = 20,221,814.12 : x - Step 2: Convert to fraction form
37,498,315.19/56,207,905.25 = 20,221,814.12/x - Step 3: Cross multiply
37,498,315.19x = 56,207,905.25 × 20,221,814.12 - Step 4: Simplify right side
37,498,315.19x = 1,136,625,811,657,923.50 - Step 5: Solve for x
x = 1,136,625,811,657,923.50/37,498,315.19 - Step 6: Final answer
x = 30,311,383.49
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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.