Finding the Fourth Proportional to 7,848,246.72, 10,830,435.84 and 4,410,438.24
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Solution
The fourth proportional to 7,848,246.72, 10,830,435.84 and 4,410,438.24 is: 6,086,323.49
Step by Step Solution
- Step 1: Write the proportion equation
7,848,246.72 : 10,830,435.84 = 4,410,438.24 : x - Step 2: Convert to fraction form
7,848,246.72/10,830,435.84 = 4,410,438.24/x - Step 3: Cross multiply
7,848,246.72x = 10,830,435.84 × 4,410,438.24 - Step 4: Simplify right side
7,848,246.72x = 47,766,968,384,602.52 - Step 5: Solve for x
x = 47,766,968,384,602.52/7,848,246.72 - Step 6: Final answer
x = 6,086,323.49
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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.