Finding the Fourth Proportional to 22,102,122.24, 33,156,726.40 and 9,324,509.28
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Solution
The fourth proportional to 22,102,122.24, 33,156,726.40 and 9,324,509.28 is: 13,988,258.67
Step by Step Solution
- Step 1: Write the proportion equation
22,102,122.24 : 33,156,726.40 = 9,324,509.28 : x - Step 2: Convert to fraction form
22,102,122.24/33,156,726.40 = 9,324,509.28/x - Step 3: Cross multiply
22,102,122.24x = 33,156,726.40 × 9,324,509.28 - Step 4: Simplify right side
22,102,122.24x = 309,170,203,011,220.94 - Step 5: Solve for x
x = 309,170,203,011,220.94/22,102,122.24 - Step 6: Final answer
x = 13,988,258.67
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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.