Finding the Fourth Proportional to 22,471,285.65, 33,649,904.48 and 12,362,485.65
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Solution
The fourth proportional to 22,471,285.65, 33,649,904.48 and 12,362,485.65 is: 18,512,356.96
Step by Step Solution
- Step 1: Write the proportion equation
22,471,285.65 : 33,649,904.48 = 12,362,485.65 : x - Step 2: Convert to fraction form
22,471,285.65/33,649,904.48 = 12,362,485.65/x - Step 3: Cross multiply
22,471,285.65x = 33,649,904.48 × 12,362,485.65 - Step 4: Simplify right side
22,471,285.65x = 415,996,461,196,058.31 - Step 5: Solve for x
x = 415,996,461,196,058.31/22,471,285.65 - Step 6: Final answer
x = 18,512,356.96
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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.