Finding the Fourth Proportional to 47,032,274.35, 70,520,953.74 and 18,244,771.48
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Solution
The fourth proportional to 47,032,274.35, 70,520,953.74 and 18,244,771.48 is: 27,356,505.79
Step by Step Solution
- Step 1: Write the proportion equation
47,032,274.35 : 70,520,953.74 = 18,244,771.48 : x - Step 2: Convert to fraction form
47,032,274.35/70,520,953.74 = 18,244,771.48/x - Step 3: Cross multiply
47,032,274.35x = 70,520,953.74 × 18,244,771.48 - Step 4: Simplify right side
47,032,274.35x = 1,286,638,685,537,951.25 - Step 5: Solve for x
x = 1,286,638,685,537,951.25/47,032,274.35 - Step 6: Final answer
x = 27,356,505.79
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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.