Finding the Fourth Proportional to 14,484,201.80, 21,726,302.70 and 7,765,737.80
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Solution
The fourth proportional to 14,484,201.80, 21,726,302.70 and 7,765,737.80 is: 11,648,606.70
Step by Step Solution
- Step 1: Write the proportion equation
14,484,201.80 : 21,726,302.70 = 7,765,737.80 : x - Step 2: Convert to fraction form
14,484,201.80/21,726,302.70 = 7,765,737.80/x - Step 3: Cross multiply
14,484,201.80x = 21,726,302.70 × 7,765,737.80 - Step 4: Simplify right side
14,484,201.80x = 168,720,770,131,632.06 - Step 5: Solve for x
x = 168,720,770,131,632.06/14,484,201.80 - Step 6: Final answer
x = 11,648,606.70
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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.