Finding the Fourth Proportional to 29,779,630.20, 44,669,445.30 and 10,632,007.80
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Solution
The fourth proportional to 29,779,630.20, 44,669,445.30 and 10,632,007.80 is: 15,948,011.70
Step by Step Solution
- Step 1: Write the proportion equation
29,779,630.20 : 44,669,445.30 = 10,632,007.80 : x - Step 2: Convert to fraction form
29,779,630.20/44,669,445.30 = 10,632,007.80/x - Step 3: Cross multiply
29,779,630.20x = 44,669,445.30 × 10,632,007.80 - Step 4: Simplify right side
29,779,630.20x = 474,925,890,851,273.31 - Step 5: Solve for x
x = 474,925,890,851,273.31/29,779,630.20 - Step 6: Final answer
x = 15,948,011.70
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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.