Finding the Fourth Proportional to 73,029,862.24, 100,784,358.48 and 40,434,814.24
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Solution
The fourth proportional to 73,029,862.24, 100,784,358.48 and 40,434,814.24 is: 55,801,786.95
Step by Step Solution
- Step 1: Write the proportion equation
73,029,862.24 : 100,784,358.48 = 40,434,814.24 : x - Step 2: Convert to fraction form
73,029,862.24/100,784,358.48 = 40,434,814.24/x - Step 3: Cross multiply
73,029,862.24x = 100,784,358.48 × 40,434,814.24 - Step 4: Simplify right side
73,029,862.24x = 4,075,196,813,436,369 - Step 5: Solve for x
x = 4,075,196,813,436,369/73,029,862.24 - Step 6: Final answer
x = 55,801,786.95
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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.