Finding the Fourth Proportional to 18,189,820.60, 27,288,521.70 and 6,063,051.40
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Solution
The fourth proportional to 18,189,820.60, 27,288,521.70 and 6,063,051.40 is: 9,095,840.65
Step by Step Solution
- Step 1: Write the proportion equation
18,189,820.60 : 27,288,521.70 = 6,063,051.40 : x - Step 2: Convert to fraction form
18,189,820.60/27,288,521.70 = 6,063,051.40/x - Step 3: Cross multiply
18,189,820.60x = 27,288,521.70 × 6,063,051.40 - Step 4: Simplify right side
18,189,820.60x = 165,451,709,697,115.38 - Step 5: Solve for x
x = 165,451,709,697,115.38/18,189,820.60 - Step 6: Final answer
x = 9,095,840.65
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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.