Finding the Fourth Proportional to 51,272,626.05, 70,756,218.68 and 27,751,158.65
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Solution
The fourth proportional to 51,272,626.05, 70,756,218.68 and 27,751,158.65 is: 38,296,596.09
Step by Step Solution
- Step 1: Write the proportion equation
51,272,626.05 : 70,756,218.68 = 27,751,158.65 : x - Step 2: Convert to fraction form
51,272,626.05/70,756,218.68 = 27,751,158.65/x - Step 3: Cross multiply
51,272,626.05x = 70,756,218.68 × 27,751,158.65 - Step 4: Simplify right side
51,272,626.05x = 1,963,567,050,100,908.25 - Step 5: Solve for x
x = 1,963,567,050,100,908.25/51,272,626.05 - Step 6: Final answer
x = 38,296,596.09
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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.