Finding the Fourth Proportional to 7,570,281.99, 10,445,591.48 and 4,306,906.20
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Solution
The fourth proportional to 7,570,281.99, 10,445,591.48 and 4,306,906.20 is: 5,942,735.39
Step by Step Solution
- Step 1: Write the proportion equation
7,570,281.99 : 10,445,591.48 = 4,306,906.20 : x - Step 2: Convert to fraction form
7,570,281.99/10,445,591.48 = 4,306,906.20/x - Step 3: Cross multiply
7,570,281.99x = 10,445,591.48 × 4,306,906.20 - Step 4: Simplify right side
7,570,281.99x = 44,988,182,707,879.18 - Step 5: Solve for x
x = 44,988,182,707,879.18/7,570,281.99 - Step 6: Final answer
x = 5,942,735.39
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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.