Finding the Fourth Proportional to 17,684,779.41, 24,404,745.42 and 9,949,803.21
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Solution
The fourth proportional to 17,684,779.41, 24,404,745.42 and 9,949,803.21 is: 13,730,587.68
Step by Step Solution
- Step 1: Write the proportion equation
17,684,779.41 : 24,404,745.42 = 9,949,803.21 : x - Step 2: Convert to fraction form
17,684,779.41/24,404,745.42 = 9,949,803.21/x - Step 3: Cross multiply
17,684,779.41x = 24,404,745.42 × 9,949,803.21 - Step 4: Simplify right side
17,684,779.41x = 242,822,414,319,148.84 - Step 5: Solve for x
x = 242,822,414,319,148.84/17,684,779.41 - Step 6: Final answer
x = 13,730,587.68
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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.