Finding the Fourth Proportional to 43,922,219.22, 65,892,134.43 and 15,169,408.98
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Solution
The fourth proportional to 43,922,219.22, 65,892,134.43 and 15,169,408.98 is: 22,757,154.66
Step by Step Solution
- Step 1: Write the proportion equation
43,922,219.22 : 65,892,134.43 = 15,169,408.98 : x - Step 2: Convert to fraction form
43,922,219.22/65,892,134.43 = 15,169,408.98/x - Step 3: Cross multiply
43,922,219.22x = 65,892,134.43 × 15,169,408.98 - Step 4: Simplify right side
43,922,219.22x = 999,544,735,733,809.25 - Step 5: Solve for x
x = 999,544,735,733,809.25/43,922,219.22 - Step 6: Final answer
x = 22,757,154.66
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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.