Finding the Fourth Proportional to 14,220,737.84, 19,624,478.51 and 7,694,224.10
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Solution
The fourth proportional to 14,220,737.84, 19,624,478.51 and 7,694,224.10 is: 10,617,953.66
Step by Step Solution
- Step 1: Write the proportion equation
14,220,737.84 : 19,624,478.51 = 7,694,224.10 : x - Step 2: Convert to fraction form
14,220,737.84/19,624,478.51 = 7,694,224.10/x - Step 3: Cross multiply
14,220,737.84x = 19,624,478.51 × 7,694,224.10 - Step 4: Simplify right side
14,220,737.84x = 150,995,135,500,250.34 - Step 5: Solve for x
x = 150,995,135,500,250.34/14,220,737.84 - Step 6: Final answer
x = 10,617,953.66
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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.