Finding the Fourth Proportional to 20,199,685.08, 30,303,785.61 and 6,551,769.65
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Solution
The fourth proportional to 20,199,685.08, 30,303,785.61 and 6,551,769.65 is: 9,829,035.55
Step by Step Solution
- Step 1: Write the proportion equation
20,199,685.08 : 30,303,785.61 = 6,551,769.65 : x - Step 2: Convert to fraction form
20,199,685.08/30,303,785.61 = 6,551,769.65/x - Step 3: Cross multiply
20,199,685.08x = 30,303,785.61 × 6,551,769.65 - Step 4: Simplify right side
20,199,685.08x = 198,543,422,688,185.78 - Step 5: Solve for x
x = 198,543,422,688,185.78/20,199,685.08 - Step 6: Final answer
x = 9,829,035.55
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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.