Finding the Fourth Proportional to 30,922,914.18, 46,390,350.16 and 11,752,176.68
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Solution
The fourth proportional to 30,922,914.18, 46,390,350.16 and 11,752,176.68 is: 17,630,537.28
Step by Step Solution
- Step 1: Write the proportion equation
30,922,914.18 : 46,390,350.16 = 11,752,176.68 : x - Step 2: Convert to fraction form
30,922,914.18/46,390,350.16 = 11,752,176.68/x - Step 3: Cross multiply
30,922,914.18x = 46,390,350.16 × 11,752,176.68 - Step 4: Simplify right side
30,922,914.18x = 545,187,591,327,386.19 - Step 5: Solve for x
x = 545,187,591,327,386.19/30,922,914.18 - Step 6: Final answer
x = 17,630,537.28
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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.