Finding the Fourth Proportional to 39,448,917.80, 59,173,376.70 and 29,882,979.80
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Solution
The fourth proportional to 39,448,917.80, 59,173,376.70 and 29,882,979.80 is: 44,824,469.70
Step by Step Solution
- Step 1: Write the proportion equation
39,448,917.80 : 59,173,376.70 = 29,882,979.80 : x - Step 2: Convert to fraction form
39,448,917.80/59,173,376.70 = 29,882,979.80/x - Step 3: Cross multiply
39,448,917.80x = 59,173,376.70 × 29,882,979.80 - Step 4: Simplify right side
39,448,917.80x = 1,768,276,820,623,890.75 - Step 5: Solve for x
x = 1,768,276,820,623,890.75/39,448,917.80 - Step 6: Final answer
x = 44,824,469.70
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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.