Finding the Fourth Proportional to 22,950,545.36, 34,415,864.76 and 7,800,409.04
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Solution
The fourth proportional to 22,950,545.36, 34,415,864.76 and 7,800,409.04 is: 11,697,230.65
Step by Step Solution
- Step 1: Write the proportion equation
22,950,545.36 : 34,415,864.76 = 7,800,409.04 : x - Step 2: Convert to fraction form
22,950,545.36/34,415,864.76 = 7,800,409.04/x - Step 3: Cross multiply
22,950,545.36x = 34,415,864.76 × 7,800,409.04 - Step 4: Simplify right side
22,950,545.36x = 268,457,822,593,321.41 - Step 5: Solve for x
x = 268,457,822,593,321.41/22,950,545.36 - Step 6: Final answer
x = 11,697,230.65
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1.5x scale
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.