Finding the Fourth Proportional to 7,224,756.48, 10,839,543.80 and 4,805,447.48
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Solution
The fourth proportional to 7,224,756.48, 10,839,543.80 and 4,805,447.48 is: 7,209,773.59
Step by Step Solution
- Step 1: Write the proportion equation
7,224,756.48 : 10,839,543.80 = 4,805,447.48 : x - Step 2: Convert to fraction form
7,224,756.48/10,839,543.80 = 4,805,447.48/x - Step 3: Cross multiply
7,224,756.48x = 10,839,543.80 × 4,805,447.48 - Step 4: Simplify right side
7,224,756.48x = 52,088,858,438,059.63 - Step 5: Solve for x
x = 52,088,858,438,059.63/7,224,756.48 - Step 6: Final answer
x = 7,209,773.59
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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.