Finding the Fourth Proportional to 9,837,735.12, 13,576,072.91 and 5,486,728.08
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Solution
The fourth proportional to 9,837,735.12, 13,576,072.91 and 5,486,728.08 is: 7,571,683.89
Step by Step Solution
- Step 1: Write the proportion equation
9,837,735.12 : 13,576,072.91 = 5,486,728.08 : x - Step 2: Convert to fraction form
9,837,735.12/13,576,072.91 = 5,486,728.08/x - Step 3: Cross multiply
9,837,735.12x = 13,576,072.91 × 5,486,728.08 - Step 4: Simplify right side
9,837,735.12x = 74,488,220,474,900.94 - Step 5: Solve for x
x = 74,488,220,474,900.94/9,837,735.12 - Step 6: Final answer
x = 7,571,683.89
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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.