Finding the Fourth Proportional to 14,220,331.65, 19,624,614.57 and 8,025,594.75
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Solution
The fourth proportional to 14,220,331.65, 19,624,614.57 and 8,025,594.75 is: 11,075,635.05
Step by Step Solution
- Step 1: Write the proportion equation
14,220,331.65 : 19,624,614.57 = 8,025,594.75 : x - Step 2: Convert to fraction form
14,220,331.65/19,624,614.57 = 8,025,594.75/x - Step 3: Cross multiply
14,220,331.65x = 19,624,614.57 × 8,025,594.75 - Step 4: Simplify right side
14,220,331.65x = 157,499,203,663,765.50 - Step 5: Solve for x
x = 157,499,203,663,765.50/14,220,331.65 - Step 6: Final answer
x = 11,075,635.05
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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.