Finding the Fourth Proportional to 7,700,447.04, 11,546,782.56 and 4,506,532.80
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Solution
The fourth proportional to 7,700,447.04, 11,546,782.56 and 4,506,532.80 is: 6,757,523.83
Step by Step Solution
- Step 1: Write the proportion equation
7,700,447.04 : 11,546,782.56 = 4,506,532.80 : x - Step 2: Convert to fraction form
7,700,447.04/11,546,782.56 = 4,506,532.80/x - Step 3: Cross multiply
7,700,447.04x = 11,546,782.56 × 4,506,532.80 - Step 4: Simplify right side
7,700,447.04x = 52,035,954,341,107.97 - Step 5: Solve for x
x = 52,035,954,341,107.97/7,700,447.04 - Step 6: Final answer
x = 6,757,523.83
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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.