Finding the Fourth Proportional to 36,877,618.02, 55,303,439.49 and 12,278,865.18
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Solution
The fourth proportional to 36,877,618.02, 55,303,439.49 and 12,278,865.18 is: 18,413,973.41
Step by Step Solution
- Step 1: Write the proportion equation
36,877,618.02 : 55,303,439.49 = 12,278,865.18 : x - Step 2: Convert to fraction form
36,877,618.02/55,303,439.49 = 12,278,865.18/x - Step 3: Cross multiply
36,877,618.02x = 55,303,439.49 × 12,278,865.18 - Step 4: Simplify right side
36,877,618.02x = 679,063,477,487,998 - Step 5: Solve for x
x = 679,063,477,487,998/36,877,618.02 - Step 6: Final answer
x = 18,413,973.41
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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.