Finding the Fourth Proportional to 50,573,209.98, 69,791,242.55 and 27,368,338.08
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Solution
The fourth proportional to 50,573,209.98, 69,791,242.55 and 27,368,338.08 is: 37,768,421.70
Step by Step Solution
- Step 1: Write the proportion equation
50,573,209.98 : 69,791,242.55 = 27,368,338.08 : x - Step 2: Convert to fraction form
50,573,209.98/69,791,242.55 = 27,368,338.08/x - Step 3: Cross multiply
50,573,209.98x = 69,791,242.55 × 27,368,338.08 - Step 4: Simplify right side
50,573,209.98x = 1,910,070,320,994,839.50 - Step 5: Solve for x
x = 1,910,070,320,994,839.50/50,573,209.98 - Step 6: Final answer
x = 37,768,421.70
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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.