Finding the Fourth Proportional to 10,235,235.96, 15,358,167.41 and 4,174,414.20
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Solution
The fourth proportional to 10,235,235.96, 15,358,167.41 and 4,174,414.20 is: 6,263,788.38
Step by Step Solution
- Step 1: Write the proportion equation
10,235,235.96 : 15,358,167.41 = 4,174,414.20 : x - Step 2: Convert to fraction form
10,235,235.96/15,358,167.41 = 4,174,414.20/x - Step 3: Cross multiply
10,235,235.96x = 15,358,167.41 × 4,174,414.20 - Step 4: Simplify right side
10,235,235.96x = 64,111,352,101,409.15 - Step 5: Solve for x
x = 64,111,352,101,409.15/10,235,235.96 - Step 6: Final answer
x = 6,263,788.38
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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.