Finding the Fourth Proportional to 16,516,021.14, 24,768,413.55 and 6,278,411.70
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Solution
The fourth proportional to 16,516,021.14, 24,768,413.55 and 6,278,411.70 is: 9,415,481.86
Step by Step Solution
- Step 1: Write the proportion equation
16,516,021.14 : 24,768,413.55 = 6,278,411.70 : x - Step 2: Convert to fraction form
16,516,021.14/24,768,413.55 = 6,278,411.70/x - Step 3: Cross multiply
16,516,021.14x = 24,768,413.55 × 6,278,411.70 - Step 4: Simplify right side
16,516,021.14x = 155,506,297,422,758.53 - Step 5: Solve for x
x = 155,506,297,422,758.53/16,516,021.14 - Step 6: Final answer
x = 9,415,481.86
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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.