Finding the Fourth Proportional to 16,249,609.20, 24,374,413.80 and 4,119,049.20
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Solution
The fourth proportional to 16,249,609.20, 24,374,413.80 and 4,119,049.20 is: 6,178,573.80
Step by Step Solution
- Step 1: Write the proportion equation
16,249,609.20 : 24,374,413.80 = 4,119,049.20 : x - Step 2: Convert to fraction form
16,249,609.20/24,374,413.80 = 4,119,049.20/x - Step 3: Cross multiply
16,249,609.20x = 24,374,413.80 × 4,119,049.20 - Step 4: Simplify right side
16,249,609.20x = 100,399,409,663,358.97 - Step 5: Solve for x
x = 100,399,409,663,358.97/16,249,609.20 - Step 6: Final answer
x = 6,178,573.80
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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.