Finding the Fourth Proportional to 15,327,246.78, 22,991,413.21 and 3,812,773.98
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Solution
The fourth proportional to 15,327,246.78, 22,991,413.21 and 3,812,773.98 is: 5,719,296.06
Step by Step Solution
- Step 1: Write the proportion equation
15,327,246.78 : 22,991,413.21 = 3,812,773.98 : x - Step 2: Convert to fraction form
15,327,246.78/22,991,413.21 = 3,812,773.98/x - Step 3: Cross multiply
15,327,246.78x = 22,991,413.21 × 3,812,773.98 - Step 4: Simplify right side
15,327,246.78x = 87,661,062,050,516.28 - Step 5: Solve for x
x = 87,661,062,050,516.28/15,327,246.78 - Step 6: Final answer
x = 5,719,296.06
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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.