Finding the Fourth Proportional to 14,350,636.29, 19,804,275.21 and 8,769,786.14
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Solution
The fourth proportional to 14,350,636.29, 19,804,275.21 and 8,769,786.14 is: 12,102,547.56
Step by Step Solution
- Step 1: Write the proportion equation
14,350,636.29 : 19,804,275.21 = 8,769,786.14 : x - Step 2: Convert to fraction form
14,350,636.29/19,804,275.21 = 8,769,786.14/x - Step 3: Cross multiply
14,350,636.29x = 19,804,275.21 × 8,769,786.14 - Step 4: Simplify right side
14,350,636.29x = 173,679,258,150,382.22 - Step 5: Solve for x
x = 173,679,258,150,382.22/14,350,636.29 - Step 6: Final answer
x = 12,102,547.56
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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.