Finding the Fourth Proportional to 32,367,513.70, 48,551,270.55 and 13,187,815.30
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Solution
The fourth proportional to 32,367,513.70, 48,551,270.55 and 13,187,815.30 is: 19,781,722.95
Step by Step Solution
- Step 1: Write the proportion equation
32,367,513.70 : 48,551,270.55 = 13,187,815.30 : x - Step 2: Convert to fraction form
32,367,513.70/48,551,270.55 = 13,187,815.30/x - Step 3: Cross multiply
32,367,513.70x = 48,551,270.55 × 13,187,815.30 - Step 4: Simplify right side
32,367,513.70x = 640,285,188,593,729.38 - Step 5: Solve for x
x = 640,285,188,593,729.38/32,367,513.70 - Step 6: Final answer
x = 19,781,722.95
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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.