Finding the Fourth Proportional to 46,681,958.40, 69,975,698.40 and 27,502,843.20
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Solution
The fourth proportional to 46,681,958.40, 69,975,698.40 and 27,502,843.20 is: 41,226,433.66
Step by Step Solution
- Step 1: Write the proportion equation
46,681,958.40 : 69,975,698.40 = 27,502,843.20 : x - Step 2: Convert to fraction form
46,681,958.40/69,975,698.40 = 27,502,843.20/x - Step 3: Cross multiply
46,681,958.40x = 69,975,698.40 × 27,502,843.20 - Step 4: Simplify right side
46,681,958.40x = 1,924,530,660,905,691 - Step 5: Solve for x
x = 1,924,530,660,905,691/46,681,958.40 - Step 6: Final answer
x = 41,226,433.66
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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.