Finding the Fourth Proportional to 17,499,612.24, 24,160,840.25 and 15,660,909.41
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Solution
The fourth proportional to 17,499,612.24, 24,160,840.25 and 15,660,909.41 is: 21,622,235.11
Step by Step Solution
- Step 1: Write the proportion equation
17,499,612.24 : 24,160,840.25 = 15,660,909.41 : x - Step 2: Convert to fraction form
17,499,612.24/24,160,840.25 = 15,660,909.41/x - Step 3: Cross multiply
17,499,612.24x = 24,160,840.25 × 15,660,909.41 - Step 4: Simplify right side
17,499,612.24x = 378,380,730,225,623 - Step 5: Solve for x
x = 378,380,730,225,623/17,499,612.24 - Step 6: Final answer
x = 21,622,235.11
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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.