Finding the Fourth Proportional to 7,348,690.59, 10,141,232.34 and 4,041,198.06
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Solution
The fourth proportional to 7,348,690.59, 10,141,232.34 and 4,041,198.06 is: 5,576,874.95
Step by Step Solution
- Step 1: Write the proportion equation
7,348,690.59 : 10,141,232.34 = 4,041,198.06 : x - Step 2: Convert to fraction form
7,348,690.59/10,141,232.34 = 4,041,198.06/x - Step 3: Cross multiply
7,348,690.59x = 10,141,232.34 × 4,041,198.06 - Step 4: Simplify right side
7,348,690.59x = 40,982,728,458,417.26 - Step 5: Solve for x
x = 40,982,728,458,417.26/7,348,690.59 - Step 6: Final answer
x = 5,576,874.95
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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.