Finding the Fourth Proportional to 10,515,202.74, 14,510,973.67 and 5,686,306.74
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Solution
The fourth proportional to 10,515,202.74, 14,510,973.67 and 5,686,306.74 is: 7,847,100.00
Step by Step Solution
- Step 1: Write the proportion equation
10,515,202.74 : 14,510,973.67 = 5,686,306.74 : x - Step 2: Convert to fraction form
10,515,202.74/14,510,973.67 = 5,686,306.74/x - Step 3: Cross multiply
10,515,202.74x = 14,510,973.67 × 5,686,306.74 - Step 4: Simplify right side
10,515,202.74x = 82,513,847,383,683.53 - Step 5: Solve for x
x = 82,513,847,383,683.53/10,515,202.74 - Step 6: Final answer
x = 7,847,100.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.