Finding the Fourth Proportional to 11,937,135.86, 17,909,191.37 and 3,849,932.44
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Solution
The fourth proportional to 11,937,135.86, 17,909,191.37 and 3,849,932.44 is: 5,776,023.46
Step by Step Solution
- Step 1: Write the proportion equation
11,937,135.86 : 17,909,191.37 = 3,849,932.44 : x - Step 2: Convert to fraction form
11,937,135.86/17,909,191.37 = 3,849,932.44/x - Step 3: Cross multiply
11,937,135.86x = 17,909,191.37 × 3,849,932.44 - Step 4: Simplify right side
11,937,135.86x = 68,949,176,765,508.40 - Step 5: Solve for x
x = 68,949,176,765,508.40/11,937,135.86 - Step 6: Final answer
x = 5,776,023.46
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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.