Finding the Fourth Proportional to 7,589,946.96, 10,474,089.48 and 4,152,125.52
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Solution
The fourth proportional to 7,589,946.96, 10,474,089.48 and 4,152,125.52 is: 5,729,912.80
Step by Step Solution
- Step 1: Write the proportion equation
7,589,946.96 : 10,474,089.48 = 4,152,125.52 : x - Step 2: Convert to fraction form
7,589,946.96/10,474,089.48 = 4,152,125.52/x - Step 3: Cross multiply
7,589,946.96x = 10,474,089.48 × 4,152,125.52 - Step 4: Simplify right side
7,589,946.96x = 43,489,734,228,671.53 - Step 5: Solve for x
x = 43,489,734,228,671.53/7,589,946.96 - Step 6: Final answer
x = 5,729,912.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.