Finding the Fourth Proportional to 58,539,149.05, 80,783,962.57 and 32,078,148.09
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Solution
The fourth proportional to 58,539,149.05, 80,783,962.57 and 32,078,148.09 is: 44,267,809.78
Step by Step Solution
- Step 1: Write the proportion equation
58,539,149.05 : 80,783,962.57 = 32,078,148.09 : x - Step 2: Convert to fraction form
58,539,149.05/80,783,962.57 = 32,078,148.09/x - Step 3: Cross multiply
58,539,149.05x = 80,783,962.57 × 32,078,148.09 - Step 4: Simplify right side
58,539,149.05x = 2,591,399,914,617,476.50 - Step 5: Solve for x
x = 2,591,399,914,617,476.50/58,539,149.05 - Step 6: Final answer
x = 44,267,809.78
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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.