Finding the Fourth Proportional to 16,249,609.70, 24,374,414.55 and 4,119,049.70
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Solution
The fourth proportional to 16,249,609.70, 24,374,414.55 and 4,119,049.70 is: 6,178,574.55
Step by Step Solution
- Step 1: Write the proportion equation
16,249,609.70 : 24,374,414.55 = 4,119,049.70 : x - Step 2: Convert to fraction form
16,249,609.70/24,374,414.55 = 4,119,049.70/x - Step 3: Cross multiply
16,249,609.70x = 24,374,414.55 × 4,119,049.70 - Step 4: Simplify right side
16,249,609.70x = 100,399,424,939,853.14 - Step 5: Solve for x
x = 100,399,424,939,853.14/16,249,609.70 - Step 6: Final answer
x = 6,178,574.55
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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.