Finding the Fourth Proportional to 13,883,618.68, 20,838,861.60 and 6,700,209.28
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Solution
The fourth proportional to 13,883,618.68, 20,838,861.60 and 6,700,209.28 is: 10,056,796.94
Step by Step Solution
- Step 1: Write the proportion equation
13,883,618.68 : 20,838,861.60 = 6,700,209.28 : x - Step 2: Convert to fraction form
13,883,618.68/20,838,861.60 = 6,700,209.28/x - Step 3: Cross multiply
13,883,618.68x = 20,838,861.60 × 6,700,209.28 - Step 4: Simplify right side
13,883,618.68x = 139,624,733,876,955.66 - Step 5: Solve for x
x = 139,624,733,876,955.66/13,883,618.68 - Step 6: Final answer
x = 10,056,796.94
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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.