Finding the Fourth Proportional to 37,542,433.02, 51,808,557.99 and 20,373,025.02
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Solution
The fourth proportional to 37,542,433.02, 51,808,557.99 and 20,373,025.02 is: 28,114,774.76
Step by Step Solution
- Step 1: Write the proportion equation
37,542,433.02 : 51,808,557.99 = 20,373,025.02 : x - Step 2: Convert to fraction form
37,542,433.02/51,808,557.99 = 20,373,025.02/x - Step 3: Cross multiply
37,542,433.02x = 51,808,557.99 × 20,373,025.02 - Step 4: Simplify right side
37,542,433.02x = 1,055,497,048,180,390.88 - Step 5: Solve for x
x = 1,055,497,048,180,390.88/37,542,433.02 - Step 6: Final answer
x = 28,114,774.76
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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.