Finding the Fourth Proportional to 10,235,239.92, 15,358,173.36 and 4,174,418.16
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Solution
The fourth proportional to 10,235,239.92, 15,358,173.36 and 4,174,418.16 is: 6,263,794.33
Step by Step Solution
- Step 1: Write the proportion equation
10,235,239.92 : 15,358,173.36 = 4,174,418.16 : x - Step 2: Convert to fraction form
10,235,239.92/15,358,173.36 = 4,174,418.16/x - Step 3: Cross multiply
10,235,239.92x = 15,358,173.36 × 4,174,418.16 - Step 4: Simplify right side
10,235,239.92x = 64,111,437,778,412.22 - Step 5: Solve for x
x = 64,111,437,778,412.22/10,235,239.92 - Step 6: Final answer
x = 6,263,794.33
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1.5x scale
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.