Finding the Fourth Proportional to 33,833,325.32, 46,690,023.48 and 18,363,413.12
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Solution
The fourth proportional to 33,833,325.32, 46,690,023.48 and 18,363,413.12 is: 25,341,528.85
Step by Step Solution
- Step 1: Write the proportion equation
33,833,325.32 : 46,690,023.48 = 18,363,413.12 : x - Step 2: Convert to fraction form
33,833,325.32/46,690,023.48 = 18,363,413.12/x - Step 3: Cross multiply
33,833,325.32x = 46,690,023.48 × 18,363,413.12 - Step 4: Simplify right side
33,833,325.32x = 857,388,189,745,740 - Step 5: Solve for x
x = 857,388,189,745,740/33,833,325.32 - Step 6: Final answer
x = 25,341,528.85
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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.