Finding the Fourth Proportional to 30,992,811.24, 46,489,216.56 and 11,298,415.02
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Solution
The fourth proportional to 30,992,811.24, 46,489,216.56 and 11,298,415.02 is: 16,947,622.42
Step by Step Solution
- Step 1: Write the proportion equation
30,992,811.24 : 46,489,216.56 = 11,298,415.02 : x - Step 2: Convert to fraction form
30,992,811.24/46,489,216.56 = 11,298,415.02/x - Step 3: Cross multiply
30,992,811.24x = 46,489,216.56 × 11,298,415.02 - Step 4: Simplify right side
30,992,811.24x = 525,254,462,649,536.75 - Step 5: Solve for x
x = 525,254,462,649,536.75/30,992,811.24 - Step 6: Final answer
x = 16,947,622.42
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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.