Finding the Fourth Proportional to 29,354,141.80, 44,031,212.70 and 7,788,701.80
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Solution
The fourth proportional to 29,354,141.80, 44,031,212.70 and 7,788,701.80 is: 11,683,052.70
Step by Step Solution
- Step 1: Write the proportion equation
29,354,141.80 : 44,031,212.70 = 7,788,701.80 : x - Step 2: Convert to fraction form
29,354,141.80/44,031,212.70 = 7,788,701.80/x - Step 3: Cross multiply
29,354,141.80x = 44,031,212.70 × 7,788,701.80 - Step 4: Simplify right side
29,354,141.80x = 342,945,985,612,672.88 - Step 5: Solve for x
x = 342,945,985,612,672.88/29,354,141.80 - Step 6: Final answer
x = 11,683,052.70
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1.5x scale
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.