Finding the Fourth Proportional to 13,889,039.10, 20,836,840.77 and 5,797,518.18
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Solution
The fourth proportional to 13,889,039.10, 20,836,840.77 and 5,797,518.18 is: 8,697,647.28
Step by Step Solution
- Step 1: Write the proportion equation
13,889,039.10 : 20,836,840.77 = 5,797,518.18 : x - Step 2: Convert to fraction form
13,889,039.10/20,836,840.77 = 5,797,518.18/x - Step 3: Cross multiply
13,889,039.10x = 20,836,840.77 × 5,797,518.18 - Step 4: Simplify right side
13,889,039.10x = 120,801,963,177,840.19 - Step 5: Solve for x
x = 120,801,963,177,840.19/13,889,039.10 - Step 6: Final answer
x = 8,697,647.28
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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.