Finding the Fourth Proportional to 43,408,028.34, 65,051,247.12 and 32,618,449.26
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Solution
The fourth proportional to 43,408,028.34, 65,051,247.12 and 32,618,449.26 is: 48,881,989.91
Step by Step Solution
- Step 1: Write the proportion equation
43,408,028.34 : 65,051,247.12 = 32,618,449.26 : x - Step 2: Convert to fraction form
43,408,028.34/65,051,247.12 = 32,618,449.26/x - Step 3: Cross multiply
43,408,028.34x = 65,051,247.12 × 32,618,449.26 - Step 4: Simplify right side
43,408,028.34x = 2,121,870,803,483,441.25 - Step 5: Solve for x
x = 2,121,870,803,483,441.25/43,408,028.34 - Step 6: Final answer
x = 48,881,989.91
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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.