Finding the Fourth Proportional to 22,478,397.13, 33,714,751.59 and 7,125,834.79
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Solution
The fourth proportional to 22,478,397.13, 33,714,751.59 and 7,125,834.79 is: 10,687,850.58
Step by Step Solution
- Step 1: Write the proportion equation
22,478,397.13 : 33,714,751.59 = 7,125,834.79 : x - Step 2: Convert to fraction form
22,478,397.13/33,714,751.59 = 7,125,834.79/x - Step 3: Cross multiply
22,478,397.13x = 33,714,751.59 × 7,125,834.79 - Step 4: Simplify right side
22,478,397.13x = 240,245,749,816,229.84 - Step 5: Solve for x
x = 240,245,749,816,229.84/22,478,397.13 - Step 6: Final answer
x = 10,687,850.58
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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.