Finding the Fourth Proportional to 50,670,579.04, 69,923,525.75 and 27,465,207.78
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Solution
The fourth proportional to 50,670,579.04, 69,923,525.75 and 27,465,207.78 is: 37,900,971.32
Step by Step Solution
- Step 1: Write the proportion equation
50,670,579.04 : 69,923,525.75 = 27,465,207.78 : x - Step 2: Convert to fraction form
50,670,579.04/69,923,525.75 = 27,465,207.78/x - Step 3: Cross multiply
50,670,579.04x = 69,923,525.75 × 27,465,207.78 - Step 4: Simplify right side
50,670,579.04x = 1,920,464,162,946,986.75 - Step 5: Solve for x
x = 1,920,464,162,946,986.75/50,670,579.04 - Step 6: Final answer
x = 37,900,971.32
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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.