Finding the Fourth Proportional to 16,539,246.40, 24,809,688.80 and 8,576,622.40
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Solution
The fourth proportional to 16,539,246.40, 24,809,688.80 and 8,576,622.40 is: 12,865,358.41
Step by Step Solution
- Step 1: Write the proportion equation
16,539,246.40 : 24,809,688.80 = 8,576,622.40 : x - Step 2: Convert to fraction form
16,539,246.40/24,809,688.80 = 8,576,622.40/x - Step 3: Cross multiply
16,539,246.40x = 24,809,688.80 × 8,576,622.40 - Step 4: Simplify right side
16,539,246.40x = 212,783,332,699,109.12 - Step 5: Solve for x
x = 212,783,332,699,109.12/16,539,246.40 - Step 6: Final answer
x = 12,865,358.41
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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.