Finding the Fourth Proportional to 18,684,029.44, 28,023,633.60 and 5,905,825.84
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Solution
The fourth proportional to 18,684,029.44, 28,023,633.60 and 5,905,825.84 is: 8,857,976.81
Step by Step Solution
- Step 1: Write the proportion equation
18,684,029.44 : 28,023,633.60 = 5,905,825.84 : x - Step 2: Convert to fraction form
18,684,029.44/28,023,633.60 = 5,905,825.84/x - Step 3: Cross multiply
18,684,029.44x = 28,023,633.60 × 5,905,825.84 - Step 4: Simplify right side
18,684,029.44x = 165,502,699,445,572.22 - Step 5: Solve for x
x = 165,502,699,445,572.22/18,684,029.44 - Step 6: Final answer
x = 8,857,976.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.