Finding the Fourth Proportional to 10,174,039.65, 15,261,059.48 and 8,804,102.85
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Solution
The fourth proportional to 10,174,039.65, 15,261,059.48 and 8,804,102.85 is: 13,206,154.28
Step by Step Solution
- Step 1: Write the proportion equation
10,174,039.65 : 15,261,059.48 = 8,804,102.85 : x - Step 2: Convert to fraction form
10,174,039.65/15,261,059.48 = 8,804,102.85/x - Step 3: Cross multiply
10,174,039.65x = 15,261,059.48 × 8,804,102.85 - Step 4: Simplify right side
10,174,039.65x = 134,359,937,217,867 - Step 5: Solve for x
x = 134,359,937,217,867/10,174,039.65 - Step 6: Final answer
x = 13,206,154.28
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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.