Finding the Fourth Proportional to 37,936,879.74, 56,911,246.38 and 12,371,943.24
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Solution
The fourth proportional to 37,936,879.74, 56,911,246.38 and 12,371,943.24 is: 18,559,847.69
Step by Step Solution
- Step 1: Write the proportion equation
37,936,879.74 : 56,911,246.38 = 12,371,943.24 : x - Step 2: Convert to fraction form
37,936,879.74/56,911,246.38 = 12,371,943.24/x - Step 3: Cross multiply
37,936,879.74x = 56,911,246.38 × 12,371,943.24 - Step 4: Simplify right side
37,936,879.74x = 704,102,709,931,015.50 - Step 5: Solve for x
x = 704,102,709,931,015.50/37,936,879.74 - Step 6: Final answer
x = 18,559,847.69
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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.