Finding the Fourth Proportional to 56,788,639.22, 85,148,841.62 and 22,203,837.56
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Solution
The fourth proportional to 56,788,639.22, 85,148,841.62 and 22,203,837.56 is: 33,292,416.82
Step by Step Solution
- Step 1: Write the proportion equation
56,788,639.22 : 85,148,841.62 = 22,203,837.56 : x - Step 2: Convert to fraction form
56,788,639.22/85,148,841.62 = 22,203,837.56/x - Step 3: Cross multiply
56,788,639.22x = 85,148,841.62 × 22,203,837.56 - Step 4: Simplify right side
56,788,639.22x = 1,890,631,047,752,647.25 - Step 5: Solve for x
x = 1,890,631,047,752,647.25/56,788,639.22 - Step 6: Final answer
x = 33,292,416.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.