Finding the Fourth Proportional to 29,142,283.96, 40,216,408.50 and 16,089,568.12
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Solution
The fourth proportional to 29,142,283.96, 40,216,408.50 and 16,089,568.12 is: 22,203,635.27
Step by Step Solution
- Step 1: Write the proportion equation
29,142,283.96 : 40,216,408.50 = 16,089,568.12 : x - Step 2: Convert to fraction form
29,142,283.96/40,216,408.50 = 16,089,568.12/x - Step 3: Cross multiply
29,142,283.96x = 40,216,408.50 × 16,089,568.12 - Step 4: Simplify right side
29,142,283.96x = 647,064,644,102,497 - Step 5: Solve for x
x = 647,064,644,102,497/29,142,283.96 - Step 6: Final answer
x = 22,203,635.27
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1.5x scale
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.