Finding the Fourth Proportional to 7,009,548.24, 9,673,469.64 and 4,430,292.24
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Solution
The fourth proportional to 7,009,548.24, 9,673,469.64 and 4,430,292.24 is: 6,113,988.52
Step by Step Solution
- Step 1: Write the proportion equation
7,009,548.24 : 9,673,469.64 = 4,430,292.24 : x - Step 2: Convert to fraction form
7,009,548.24/9,673,469.64 = 4,430,292.24/x - Step 3: Cross multiply
7,009,548.24x = 9,673,469.64 × 4,430,292.24 - Step 4: Simplify right side
7,009,548.24x = 42,856,297,479,967.60 - Step 5: Solve for x
x = 42,856,297,479,967.60/7,009,548.24 - Step 6: Final answer
x = 6,113,988.52
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1.5x scale
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.