Finding the Fourth Proportional to 51,022,121.24, 70,410,477.74 and 27,817,242.06
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Solution
The fourth proportional to 51,022,121.24, 70,410,477.74 and 27,817,242.06 is: 38,387,767.02
Step by Step Solution
- Step 1: Write the proportion equation
51,022,121.24 : 70,410,477.74 = 27,817,242.06 : x - Step 2: Convert to fraction form
51,022,121.24/70,410,477.74 = 27,817,242.06/x - Step 3: Cross multiply
51,022,121.24x = 70,410,477.74 × 27,817,242.06 - Step 4: Simplify right side
51,022,121.24x = 1,958,625,302,853,821.50 - Step 5: Solve for x
x = 1,958,625,302,853,821.50/51,022,121.24 - Step 6: Final answer
x = 38,387,767.02
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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.