Finding the Fourth Proportional to 18,437,829.24, 25,444,225.26 and 10,289,065.08
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Solution
The fourth proportional to 18,437,829.24, 25,444,225.26 and 10,289,065.08 is: 14,198,921.48
Step by Step Solution
- Step 1: Write the proportion equation
18,437,829.24 : 25,444,225.26 = 10,289,065.08 : x - Step 2: Convert to fraction form
18,437,829.24/25,444,225.26 = 10,289,065.08/x - Step 3: Cross multiply
18,437,829.24x = 25,444,225.26 × 10,289,065.08 - Step 4: Simplify right side
18,437,829.24x = 261,797,289,610,319.94 - Step 5: Solve for x
x = 261,797,289,610,319.94/18,437,829.24 - Step 6: Final answer
x = 14,198,921.48
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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.