Finding the Fourth Proportional to 16,127,413.35, 24,178,332.21 and 8,449,585.62
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Solution
The fourth proportional to 16,127,413.35, 24,178,332.21 and 8,449,585.62 is: 12,667,678.55
Step by Step Solution
- Step 1: Write the proportion equation
16,127,413.35 : 24,178,332.21 = 8,449,585.62 : x - Step 2: Convert to fraction form
16,127,413.35/24,178,332.21 = 8,449,585.62/x - Step 3: Cross multiply
16,127,413.35x = 24,178,332.21 × 8,449,585.62 - Step 4: Simplify right side
16,127,413.35x = 204,296,888,157,198.81 - Step 5: Solve for x
x = 204,296,888,157,198.81/16,127,413.35 - Step 6: Final answer
x = 12,667,678.55
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1.5x scale
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.