Finding the Fourth Proportional to 32,601,809.20, 48,902,713.80 and 15,595,697.20
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Solution
The fourth proportional to 32,601,809.20, 48,902,713.80 and 15,595,697.20 is: 23,393,545.80
Step by Step Solution
- Step 1: Write the proportion equation
32,601,809.20 : 48,902,713.80 = 15,595,697.20 : x - Step 2: Convert to fraction form
32,601,809.20/48,902,713.80 = 15,595,697.20/x - Step 3: Cross multiply
32,601,809.20x = 48,902,713.80 × 15,595,697.20 - Step 4: Simplify right side
32,601,809.20x = 762,671,916,683,061.25 - Step 5: Solve for x
x = 762,671,916,683,061.25/32,601,809.20 - Step 6: Final answer
x = 23,393,545.80
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1.5x scale
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.