Finding the Fourth Proportional to 8,867,806.51, 12,236,533.09 and 5,000,097.19
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Solution
The fourth proportional to 8,867,806.51, 12,236,533.09 and 5,000,097.19 is: 6,899,547.78
Step by Step Solution
- Step 1: Write the proportion equation
8,867,806.51 : 12,236,533.09 = 5,000,097.19 : x - Step 2: Convert to fraction form
8,867,806.51/12,236,533.09 = 5,000,097.19/x - Step 3: Cross multiply
8,867,806.51x = 12,236,533.09 × 5,000,097.19 - Step 4: Simplify right side
8,867,806.51x = 61,183,854,718,651.02 - Step 5: Solve for x
x = 61,183,854,718,651.02/8,867,806.51 - Step 6: Final answer
x = 6,899,547.78
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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.