Finding the Fourth Proportional to 16,490,834.30, 22,747,896.36 and 10,285,107.17
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Solution
The fourth proportional to 16,490,834.30, 22,747,896.36 and 10,285,107.17 is: 14,187,550.95
Step by Step Solution
- Step 1: Write the proportion equation
16,490,834.30 : 22,747,896.36 = 10,285,107.17 : x - Step 2: Convert to fraction form
16,490,834.30/22,747,896.36 = 10,285,107.17/x - Step 3: Cross multiply
16,490,834.30x = 22,747,896.36 × 10,285,107.17 - Step 4: Simplify right side
16,490,834.30x = 233,964,551,840,913.41 - Step 5: Solve for x
x = 233,964,551,840,913.41/16,490,834.30 - Step 6: Final answer
x = 14,187,550.95
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1.5x scale
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.