Finding the Fourth Proportional to 13,966,296.13, 20,949,455.99 and 6,678,041.06
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Solution
The fourth proportional to 13,966,296.13, 20,949,455.99 and 6,678,041.06 is: 10,017,067.23
Step by Step Solution
- Step 1: Write the proportion equation
13,966,296.13 : 20,949,455.99 = 6,678,041.06 : x - Step 2: Convert to fraction form
13,966,296.13/20,949,455.99 = 6,678,041.06/x - Step 3: Cross multiply
13,966,296.13x = 20,949,455.99 × 6,678,041.06 - Step 4: Simplify right side
13,966,296.13x = 139,901,327,370,328.92 - Step 5: Solve for x
x = 139,901,327,370,328.92/13,966,296.13 - Step 6: Final answer
x = 10,017,067.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.