Finding the Fourth Proportional to 56,110,477.96, 84,091,310.34 and 28,815,668.20
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Solution
The fourth proportional to 56,110,477.96, 84,091,310.34 and 28,815,668.20 is: 43,185,290.62
Step by Step Solution
- Step 1: Write the proportion equation
56,110,477.96 : 84,091,310.34 = 28,815,668.20 : x - Step 2: Convert to fraction form
56,110,477.96/84,091,310.34 = 28,815,668.20/x - Step 3: Cross multiply
56,110,477.96x = 84,091,310.34 × 28,815,668.20 - Step 4: Simplify right side
56,110,477.96x = 2,423,147,297,260,669 - Step 5: Solve for x
x = 2,423,147,297,260,669/56,110,477.96 - Step 6: Final answer
x = 43,185,290.62
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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.