Finding the Fourth Proportional to 7,838,887.36, 11,758,226.64 and 3,795,737.44
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Solution
The fourth proportional to 7,838,887.36, 11,758,226.64 and 3,795,737.44 is: 5,693,555.61
Step by Step Solution
- Step 1: Write the proportion equation
7,838,887.36 : 11,758,226.64 = 3,795,737.44 : x - Step 2: Convert to fraction form
7,838,887.36/11,758,226.64 = 3,795,737.44/x - Step 3: Cross multiply
7,838,887.36x = 11,758,226.64 × 3,795,737.44 - Step 4: Simplify right side
7,838,887.36x = 44,631,141,085,453.41 - Step 5: Solve for x
x = 44,631,141,085,453.41/7,838,887.36 - Step 6: Final answer
x = 5,693,555.61
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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.