Finding the Fourth Proportional to 8,660,202.36, 12,993,188.57 and 2,903,505.63
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Solution
The fourth proportional to 8,660,202.36, 12,993,188.57 and 2,903,505.63 is: 4,356,225.71
Step by Step Solution
- Step 1: Write the proportion equation
8,660,202.36 : 12,993,188.57 = 2,903,505.63 : x - Step 2: Convert to fraction form
8,660,202.36/12,993,188.57 = 2,903,505.63/x - Step 3: Cross multiply
8,660,202.36x = 12,993,188.57 × 2,903,505.63 - Step 4: Simplify right side
8,660,202.36x = 37,725,796,150,129.12 - Step 5: Solve for x
x = 37,725,796,150,129.12/8,660,202.36 - Step 6: Final answer
x = 4,356,225.71
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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.