Finding the Fourth Proportional to 32,564,638.71, 48,783,103.07 and 18,889,054.29
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Solution
The fourth proportional to 32,564,638.71, 48,783,103.07 and 18,889,054.29 is: 28,296,542.47
Step by Step Solution
- Step 1: Write the proportion equation
32,564,638.71 : 48,783,103.07 = 18,889,054.29 : x - Step 2: Convert to fraction form
32,564,638.71/48,783,103.07 = 18,889,054.29/x - Step 3: Cross multiply
32,564,638.71x = 48,783,103.07 × 18,889,054.29 - Step 4: Simplify right side
32,564,638.71x = 921,466,682,229,450.25 - Step 5: Solve for x
x = 921,466,682,229,450.25/32,564,638.71 - Step 6: Final answer
x = 28,296,542.47
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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.