Finding the Fourth Proportional to 61,929,701.10, 92,965,410.45 and 36,385,103.70
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Solution
The fourth proportional to 61,929,701.10, 92,965,410.45 and 36,385,103.70 is: 54,619,286.70
Step by Step Solution
- Step 1: Write the proportion equation
61,929,701.10 : 92,965,410.45 = 36,385,103.70 : x - Step 2: Convert to fraction form
61,929,701.10/92,965,410.45 = 36,385,103.70/x - Step 3: Cross multiply
61,929,701.10x = 92,965,410.45 × 36,385,103.70 - Step 4: Simplify right side
61,929,701.10x = 3,382,556,099,736,314 - Step 5: Solve for x
x = 3,382,556,099,736,314/61,929,701.10 - Step 6: Final answer
x = 54,619,286.70
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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.