Finding the Fourth Proportional to 34,418,444.54, 47,495,744.98 and 18,948,197.03
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Solution
The fourth proportional to 34,418,444.54, 47,495,744.98 and 18,948,197.03 is: 26,147,571.33
Step by Step Solution
- Step 1: Write the proportion equation
34,418,444.54 : 47,495,744.98 = 18,948,197.03 : x - Step 2: Convert to fraction form
34,418,444.54/47,495,744.98 = 18,948,197.03/x - Step 3: Cross multiply
34,418,444.54x = 47,495,744.98 × 18,948,197.03 - Step 4: Simplify right side
34,418,444.54x = 899,958,733,694,823.50 - Step 5: Solve for x
x = 899,958,733,694,823.50/34,418,444.54 - Step 6: Final answer
x = 26,147,571.33
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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.