Finding the Fourth Proportional to 22,812,664.41, 34,220,571.26 and 6,638,749.65
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Solution
The fourth proportional to 22,812,664.41, 34,220,571.26 and 6,638,749.65 is: 9,958,582.71
Step by Step Solution
- Step 1: Write the proportion equation
22,812,664.41 : 34,220,571.26 = 6,638,749.65 : x - Step 2: Convert to fraction form
22,812,664.41/34,220,571.26 = 6,638,749.65/x - Step 3: Cross multiply
22,812,664.41x = 34,220,571.26 × 6,638,749.65 - Step 4: Simplify right side
22,812,664.41x = 227,181,805,441,931.34 - Step 5: Solve for x
x = 227,181,805,441,931.34/22,812,664.41 - Step 6: Final answer
x = 9,958,582.71
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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.