Finding the Fourth Proportional to 32,000,821.36, 48,001,255.40 and 7,739,771.63
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Solution
The fourth proportional to 32,000,821.36, 48,001,255.40 and 7,739,771.63 is: 11,609,663.09
Step by Step Solution
- Step 1: Write the proportion equation
32,000,821.36 : 48,001,255.40 = 7,739,771.63 : x - Step 2: Convert to fraction form
32,000,821.36/48,001,255.40 = 7,739,771.63/x - Step 3: Cross multiply
32,000,821.36x = 48,001,255.40 × 7,739,771.63 - Step 4: Simplify right side
32,000,821.36x = 371,518,754,528,647.50 - Step 5: Solve for x
x = 371,518,754,528,647.50/32,000,821.36 - Step 6: Final answer
x = 11,609,663.09
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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.