Finding the Fourth Proportional to 24,861,285.72, 34,306,810.81 and 13,697,291.09
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Solution
The fourth proportional to 24,861,285.72, 34,306,810.81 and 13,697,291.09 is: 18,901,290.12
Step by Step Solution
- Step 1: Write the proportion equation
24,861,285.72 : 34,306,810.81 = 13,697,291.09 : x - Step 2: Convert to fraction form
24,861,285.72/34,306,810.81 = 13,697,291.09/x - Step 3: Cross multiply
24,861,285.72x = 34,306,810.81 × 13,697,291.09 - Step 4: Simplify right side
24,861,285.72x = 469,910,374,085,652.44 - Step 5: Solve for x
x = 469,910,374,085,652.44/24,861,285.72 - Step 6: Final answer
x = 18,901,290.12
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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.